Best Power Tongue And Groove Pliers in 2025

Daisy
Last Updated: Nov 2, 2025

At a Glance: Our Top Picks for Power Tongue And Groove Pliers

KNIPEX Tools - Cobra Water Pump Pliers (8701250), Red,10-Inch
#TOP1
Knipex Tools - Cobra Water Pump Pliers (8701250),
10.0
PM SCORE
KNIPEX - 00 20 07 US1 Tools - 3 Piece Alligator Pliers Set (7, 10, & 12) (002007US1) & TwinGrip Pliers
#TOP2
Knipex - 00 20 07 Us1 Tools -
9.9
PM SCORE
Channellock - Plier Tongue Groove 12 Utility (GL12)
#TOP3
Channellock - Plier Tongue Groove 12 Utility (Gl12)
9.8
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Power Tongue And Groove Pliers of 2025

Market Overview
Power Tongue And Groove Pliers Reviewed
  • Reviews Analyzed: 60473 Items
  • PM Avg. Rating: 6.8 / 10
142 Products Evaluated
  • Highest Price: $184.66
  • Lowest Price: $5.41
  • Avg. Price: $35.21

Knipex Tools - Cobra Water Pump Pliers (8701250), Red,10-Inch

KNIPEX
87 01 250
10.63 X 2.38 X 0.75 Inches
0.75 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Wiki Deals 9.98

Features

Cobra Water Pump Pliers

Cobra Water Pump Pliers

Cobra Water Pump Pliers

Cobra Water Pump Pliers

Cobra Water Pump Pliers

Knipex - 00 20 07 Us1 Tools - 3 Piece Alligator Pliers Set (7, 10, & 12) (002007Us1) & Twingrip Pliers

KNIPEX
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Product 1: Plastic Coated Handles

Product 1: Parallel Jaws allows Infinitely Variable Gripping of all widths making it Excellent for Gripping, Holding, Pressing and Bending

Product 1: Lever Transmission Greater than 10 - 1 for Strong Gripping Power

Product 1: Works Using the Ratchet Principle with no Unintentional Shift of the Gripping Jaws and No Slipping of the Joint

Product 2: TwinGrip Pliers

Product 2: TwinGrip Pliers

Product 2: TwinGrip Pliers

Product 2: TwinGrip Pliers

Channellock - Plier Tongue Groove 12 Utility (Gl12)

CHANNELLOCK
GL12
2.52 X 0.48 X 12.50 Inches
0.22 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Special jaw design accommodates many shapes.

Ergonomically designed offset head for greater leverage

Right angle, laser heat-treated teeth grip better and last longer

High-carbon C1080 steel for superior performance on the job and specially coated for ultimate rust prevention

Made in the USA

Channellock 424 Straight Jaw Tongue & Groove Pliers, 4.5-Inch | 1/2-Inch Jaw Capacity | 3 Adjustments | Forged High-Carbon U.s. Steel | 90° Teeth Grip In Both Directions | Made In Usa, Polished Steel

CHANNELLOCK
424
2.90 X 2.90 X 0.50 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Mpn: 424

Country of manufacture: United States

Manufacturer: Channellock

Tekton 16 Inch Groove Joint Pliers (4-1/4 In. Jaw) | Made In Usa | 37526

TEKTON
37526
16.30 X 4.00 X 0.80 Inches
2.65 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Sharp, angled pipe-wrench-style teeth offer a sure bite

Undercut tongue and grooves interlock for superior joint strength

Nut and bolt fastener allows fine‐tuning of operating tension

Slim, nonslip grips provide comfort and control without adding bulk

4-1/4 in. jaw capacity

Irwin Vise-Grip Locking Pliers, V-Jaw, 12-Inch (2078112) , Blue

IRWIN
2078112
14.70 X 15.40 X 0.90 Inches
0.50 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Press-n-Slide button adjusts lower jaw 2X faster than traditional groove joint pliers

Multi-Groove Ratcheting System has 2X more positions than other groove joint pliers for a precise grip on almost any surface

Anti-pinch, non-slip ProTouch grips increase control and reduce hand fatigue

Durable constructed using a Metal Injection Molding (MIM) process for exceptional strength and performance

Crescent 4-1/2" Mini Tongue And Groove Pliers - Rt24Cvs , Black

CRESCENT
RT24CVS
6.75 X 0.85 X 2.85 Inches
0.13 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
MaxWarehouse 9.82

Features

V-shaped jaws with an offset, self-locking adjustment grip tightly in any configuration

Rivet construction with precision-machined joint interlock assures smooth, positive joint action with no chance of slipping position or coming apart under load

Unique tooth design grips tighter and provides increased torque with less effort

Maximum durability from alloy steel construction with induction-hardened teeth

Four jaw positions for flexibility and comfort

Secure grip from the single-dip handles that easily wipe clean

Black oxide finish to prevent corrosion

Gearwrench 10" Pitbull K9 V-Jaw Dual Material Tongue And Groove Pliers - 82172C

GEARWRENCH
82172C
10.80 X 2.50 X 0.83 Inches
0.88 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
JBTools 9.86

Features

K9 jaw design for a strong grip, even when on a 35° angle

Aggressive angled teeth for increased grip

Eight jaw positions for optimized handle span and improved gripping comfort

V” jaws and self-locking adjustment

Pinch-Stop prevents handle pinching palm or fingers

Klein Tools D504-12B Pump Pliers, Quick-Adjust Tongue And Groove Klaw Water Pump Pliers, 12-Inch

KLEIN TOOLS
D504-12B
12.00 X 2.75 X 1.00 Inches
1.10 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Unique jaw design provides multiple points of contact for maximum torque

Push button and quick ratchet feature allows for fast and easy adjustment to any position

Compact, narrow design for easy work in small or hard to reach spaces

Gripping surface with more specially hardened teeth for reduced wear and positive grip

Extended grips for added comfort

Knipex 85 01 250 Smartgrip Water Pump Pliers With Automatic Adjustment Grey Atramentized With Non-Slip Plastic Coating 250 Mm

KNIPEX
85 01 250
10.04 X 1.97 X 0.59 Inches
0.82 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon Global Store UK 0.00

Features

Ideal for frequent changeovers to workpieces of different sizes

Automatic adjustment per one-hand operation both for right-handed and left-handed use

Good access to the workpiece thanks to the slim dimensions of head and joint area and flush joint bolt

Self-locking on pipes and nuts: no slipping on the workpiece and low handforce required

Gripping surfaces with special hardened teeth, teeth hardness approx. 61 HRC: high wear resistance and stable gripping

Workpro 10-Inch Groove Joint Pliers, Adjustable Water Pump Pliers In Crv Steel For Home Repair, Gripping, Nuts, Bolts, Pipe & Fittings

WORKPRO
W031278
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Transparent electrophoretic coating and covered in will help to prevent getting rusty. Wipe these pliers before using, then store them in a dry environment

Made of 50CrV steel with heat treated and blackening surface will ensure higher hardness, better clamping force, toughness and durability. Hardened cutting edges for increased cutting ease, and fine polishing for corrosion resistance

Bi-material handle for anti-slip and comfort grip, exquisite workmanship with 3 colors provides a beautiful look for you

Heat treated hardness 45-50 HRC

Adjustable 2" jaw capacity with 7 different positions for better grasping and turning

Jetech 8 Inch Groove Joint Pliers - Adjustable Water Pump Pliers With Industrial Grade Steel And Comfort Grip, Straight Jaw Pliers For Home Repair, Gripping, Bolts, Pipe And Fittings

JETECH
WP-8
10.63 X 3.11 X 0.43 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Ventmere 9.88

Features

QUALITY CONSTRUCTION - Made with high carbon steel for lasting strength and durability.

COMFORT GRIP - An ergonomic, easy-to-hold design that reduces fatigue for long work sessions.

ADJUSTABLE STRAIGHT JAW - Easily change the opening size to fit a width range of 5mm-25mm

ALL-PURPOSE JAW - Versatile tool that securely grips a variety of irregular shapes

Sata 12-Inch Tongue-And-Groove Pliers, Straight Jaw Design, With Chrome Vanadium Steel Construction And Green Dipped Handles - St70413St

SATA
ST70413ST
11.50 X 2.50 X 0.50 Inches
1.52 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

[Locking jaws] positive interlocking tongue-and-groove design maintains form under intense pressure

[Secure grip] induction-hardened angled teeth grip on tightly to prevent slipping or rounding

[Ergonomic design] multiple jaw positions and an optimized handle span make these Pliers comfortable to use

[Professional strength] chrome vanadium steel handles provide incredible strength and durability

[Wipe-clean handles] Dipped handle grips Wipe clean easily and resist oil and corrosion

#TOP14

Irwin Tools Vise-Grip Plier, Groove Joint, Straight Jaw, 8-Inch (4935320)

IRWIN
4935320
10.25 X 3.50 X 1.00 Inches
0.50 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
RC3434 9.54

Features

Constructed from durable nickel chromium steel. Machined jaws for maximum gripping strength.

Anti-pinch, non-slip ProTouch Grips provide comfort, control, and less hand fatigue.

Variable-size jaws pliers are a flexible solution for most household needs. Meets or exceed ANSI specification.

Straight jaw has right angle teeth that grip in all directions for maximum bite.

Workpro 12-Inch Groove Joint Pliers, Fast Adjust Tongue And Groove Pliers, V-Jaw Water Pump Pliers With Comfort Grips

WORKPRO
W031333
1.39 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
GreatStar Tools 9.98

Features

Quick Adjustment: Spring-loaded push-button design allows for fast and easy adjustments and a secure fit, faster than traditional groove joint pliers. Just push the button and adjust the lower jaw.

High Jaw Capacity: With up to 1-31/32" jaw capacity, the 12" groove joint pliers allow for a comfortable fit around all sizes and shapes of fasteners and materials. 12 adjustable positions provide increased flexibility and gripping comfort.

Optimum Grip: V-Jaw design provides multiple points of contact for stronger grip on objects of all types and sizes. Powerful angled teeth are designed for secure grip and long tool life, and they can bite into pipes, rods, shafts and fasteners of flat, round, square and hex shapes.

Comfort Handles: Our water pump pliers are ergonomically designed for a secure, non-slip hold. Plastic-dipped bi-material handles provide comfort and control, reducing hand fatigue during extended use.

Longer Life: WORKPRO tongue and groove joint pliers are made from premium Chrome Vanadium steel for high strength and durability. The polished jaw and black phosphating make the pliers more corrosion-resistant, ideal for plumbers and DIY homeowners.

Olympia Tools 10-Inch Tongue And Groove Pliers, Straight Jaw Pliers With Cushion Grip, 6 Jaw Positions, 2.1" Jaw Capacity

OLYMPIA TOOLS
87-427
0.67 X 3.94 X 12.01 Inches
0.96 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

High-carbon steel for superior performance on the job and polish coated for ultimate rust and last longer

Straight jaw with 90-degree precision hardened teeth are designed to grip a variety of shapes from any angle

Ergonomic design and non-slip rubber (TPR) on the handle make these pliers comfortable to use

Smoothly adjusts between 6 machined jaw positions and 2.1" jaw capacity for versatility and flexibility

Meets or exceeds ANSI specifications

Black+Decker Slip Joint Pliers, 2 Pack (Bdht84001)

BLACK+DECKER
BDHT84001
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

TIGHT GRIP: Slip-resistant tongue and groove pliers

COMFORTABLE GRIP: Oil-resistant, double-dipped grips provide comfort

DURABLE: Drop-forged steel construction for strength and durability

FIT IN TIGHT SPACES: Low profile design allows tools to fit into tights spaces

INCLUDES: 8 in. and 12 in. pliers

Dewalt Dwht70273 Fencing Pliers , Black

DEWALT
DWHT70273
13.40 X 11.10 X 1.00 Inches
0.88 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Acme Tools 9.73

Features

DWT FENCING PLIER

DWT FENCING PLIER

DWT FENCING PLIER

DWT FENCING PLIER

DWT FENCING PLIER

Milwaukee 48-22-6102 Ironworker's Pliers

MILWAUKEE
48-22-6102
0.81 X 3.38 X 11.28 Inches
0.82 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Global Home Depot 9.92

Features

Ironworker's Pliers

The product is easy to use and easy to handle

The product is highly durable

Amazon Basics 3-Piece Quick Release Groove Joint Pliers Set, Drop Forged Chrome Vanadium Steel, Includes 7-Inch,10-Inch, And 12-Inch, Black

AMAZON BASICS
DS-WS03
12.00 X 2.40 X 0.64 Inches
2.68 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

3-piece set of quick-release groove joint pliers for loosening nuts, gripping pipes, tightening fasteners, and more

Includes 7-inch, 10-inch, and 12-inch pliers made of drop-forged CR-V steel for long-lasting strength

Slip-joint design for making adjustments to accommodate different sized items

PVC rubber dipped handles provide a comfortable, secure grip

Product dimensions: 12 x 2.4 x 0.6 inches (LxWxH)

Lenox Tools Lxht90540 Lenox Pliers Wrench

LENOX
LXHT90540
13.30 X 1.00 X 0.80 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

PARALELL JAW: 3" Smooth Jaws for Use on Plated Fittings & Flushometers

UP TO 2X FASTER: Quick Adjust Ratchet Close, Push Button Open

CORROSION RESISTANCE: Matte Chrome Finish for Superior Resistant to Corrosion

DURABILITY & PERFROMANCE: Hardened Steel Construction for Lasting Performance

ERGONOMIC DESIGN: Thin Profile Jaws & Comfort Grips for Ease of Use

Maxpower 3-Piece Groove Joint Pliers - Industrial Grade Adjustable Tongue-And-Groove Pliers For Water Pumps And Pipes

MAXPOWER
MAX-02
15.00 X 2.00 X 3.50 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Ventmere 9.88

Features

ANTI-SLIP GRIP HANDLES – Used for a tight grip and no slip

ADJUSTABLE JAW POSITIONS – Clamp onto round and irregularly shaped objects

THREE AVAILABLE SIZES – 8", 10" and 12.5" to fit different needs

ROLL-UP POUCH - Included a canvas pouch for easy storage and transportation

LIFETIME WARRANTY – For any defects, contact us, and we will help you with our lifetime warranty.

Stanley Pliers, Bi-Material, Groove Joint, 8-Inch (84-034)

STANLEY
84-034
9.90 X 9.40 X 0.70 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
DBstar Industries Wholesale supply 9.87

Features

Channel locks pliers with 3-zone bi-material grips for comfort and control

Black oxide finish on channel lock pliers helps resist corrosion

Channel lock pliers set is made from drop-forged steel for strength and durability

Crescent 2 Pc. Grip Zone Tongue And Groove Dual Material Pliers Set 10" & 12" - Rt400Sgset2

CRESCENT
RT400SGSET2
14.96 X 8.86 X 1.18 Inches
2.64 pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Zentra, LLC 9.93

Features

Unique tooth design grips tighter, giving you increased torque from less effort

V-shaped jaws allow for a firmer grip on various shapes

Maximum durability from alloy steel construction with induction-hardened teeth

Integrated non-marring pipe grip area made of high-impact rubber in the handle

Black oxide finish wipes clean easily and resists corrosion

Angled tooth design for increased grip on pipes and fasteners

Set contains two tongue and groove pliers, in 10-inch and 12-inch sizes

Amazon Brand - Denali 13-Inch Arc Joint Wide Capacity Groove Pliers With Comfort Grip

DENALI
DS-DNLPLS012
12.95 X 3.26 X 0.60 Inches
1.43 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING

Features

13" arc joint pliers for pulling, gripping, loosening, and tightening nuts, bolts, fittings, pipes, and more

Includes 13" arc joint wide-capacity pliers (12.95 x 3.26 x 0.60")

Made of drop-forged, heat-treated Cr-V steel with a corrosion-resistant polished finish

Hardened, precision machined jaws ensure efficiency and long life

Parallel jaw grip offers powerful leverage; serrated jaws help ensure a reliable clamp

Undercut tongue and groove design resists slipping

Comfortable handle with a non-slip grip for a secure hold

The product is covered by the Hand Tool Limited Lifetime Warranty

Irwin Visegrip 10505502 Groove Joint Plier

IRWIN VISE-GRIP
10505502
3.94 X 1.57 X 15.35 Inches
0.68 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon Global Store UK 0.00

Features

Groove joint pliers have an all-pupose jaw that can grip onto flat, round, hex and square work pieces

Multi-groove ratcheting system has twice the number of groove positions compared to tradditional groove joint pliers

Press-n-alide button adjusts the jaws 2X faster than tradditonal groove joint pliers

Anti-pinch non-slip ProTouch grips provide control, comfort, and less ahnd fatigue

300mm plier length

Wiseup Groove Joint Pliers 7 Inch With Fast Adjustable Pliers V-Jaw Tongue And Groove Pliers Wrench For Water Pump,Home Repair,Plumbing,Gripping,Nuts,Bolts,Pipe,Fittings

WISEUP
WP011001
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
WISEUP TOOLS OFFICAL 9.91

Features

【Professional High Torque Jaw】Under quenching, hardness of jaws is high to HRC-61.No need to worry about flatten,aligned jaws withanti-wear teeth have a nice grip.

【Latest Quick Adjust Model】Because of a Double Guide,Press and move up and down more quickly to adjust jaws size,which is labor-saving and improving efficiency.

【Excellent Grip】 V-Jaw design provides multiple points of contact, they can bite into pipes, rods, shafts and fasteners of flat, round, square and hex shapes.Precise positioning to grip on objects of all types and sizes.

【Widely Used】Widely used than traditional channel locks pliers.7" adjustable pliers could be adjust to 19 sizes,10" is to 26 sizes,12" is to 31 sizes. plumbers and DIY homeowners: gripping, pulling, tightening & loosening nuts, bolts, pipe & fittings

【Service From WISEUP】WISEUP has been Founded for 20 Years Who is always Committed to Hardware Manual and Electric Tools,as well as Pneumatic Tools, Labor Insurance, Auto Repair, Decoration etc. Contact to us Before You Leave an Unhappy Message.We Promise Free-24-Month-Warranty (New Replacement Instead Of Repairing).

Stanley 84-522 Fatmax 8-Inch Groove Joint Pliers

STANLEY
84-522
0.64 X 2.90 X 0.80 Inches
0.50 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
R&NDeals 9.28

Features

Induction hardened teeth to reduce wear and increase durability

One piece rivet design eliminates need to re-tighten tool

Comfortable non-slip bi-material grip

Chrome vanadium steel

Tsunoda Wp-300Sc-S, Water Pump Pla-Iers, Soft Resin Jaw Water Pump Pliers W/Built-In-Spring, 12-Inch

TSUNODA
WP-300SC-S
11.73 X 1.54 X 0.63 Inches
0.95 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon Japan 5.10

Features

9 positions water pump pliers.

Replaceable plastic jaws prevent scratching on work pieces.

Special shape pads hold a target tightly.

Holdable range (External Diameter) : 22~70mm (0.87~2.76 Inch)

Built in spring is loaded for self-opening action.

No screws required for easy replacement of plastic jaws.

Hautmec 10In Quick Adjust Tongue And Groove Joint Pliers, V-Jaw With Comfort Grips, Auto-Adjusting Quick-Action Water Pump Pliers On Pipes, Bolts And Nuts Ht0088-Wp

HAUTMEC
HT0088-WP
9.65 X 2.36 X 0.55 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
HAUTMEC 9.88

Features

Easy to use with one hand: The self-adjusting size function, making use even easier, this self-locking feature helps the pliers maintain contact with pipes and nust without slipping or excessive effort

Fast Adjustment Directly: Open to the maximum size and then squeeze the handles around the work piece, with jaws maintain spacing when pressure is released (low hand force required)

Strong and durable: Manufactured using heavy-duty chrome vanadium steel, and are forged and hardened for lasting performance; Special, hardened teeth make gripping simple and secure

Versatile: V-JAWS for more points of contact on round stock and tubing, easy to grip flat, round, or irregular shaped nuts, washers, and bolts; Compact and well balance design with ability to reach inside a small space and get wide and strong grip

Suitable for left and right handed people, and ideal for frequent changeover to work pieces of different sizes; For any home maintenance or on-the-job toolbox; Perfect for plumbers and DIY homeowners: gripping, pulling, tightening & loosening nuts, bolts, pipe & fittings

Top 10 tongue and groove pliers Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Channellock 26
Crescent 11
Gearwrench 8
Irwin 6
Klein Tools 6
Knipex 5
Maxpower 4
Stanley 4
Tekton 4
Bqkkwin 3

Top 10 tongue and groove pliers Brands Pie Chart


We've carried out a comprehensive analysis of 60,473 reviews on tongue and groove pliers, using our selection criteria to identify the best options in the home improvement. Our findings reveal that most customers typically select tongue and groove pliers priced around $35.21, with top brands including black+decker, craftsman, channellock, mr. pen, irwin, topline, gearwrench, sata and crescent and olympia tools

Our team of expert editors reviewed these high-quality items and handpicked the top 30 tongue and groove pliers for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the home improvement category. These include amazon.com, mr. pen, topline tools, jbtools, vera tools, e7tools, rocky mountain farms, thehardwarecitycom and duramove tools us and scotty's pride .

We are dedicated to assisting our users in finding the right pliers Products based on their needs, saving them considerable time when choosing which tongue and groove pliers to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.