Best Amana Tool Boring Drill Bits in 2026

SPIRAL PLUNGE BIT – Make grooves and dado cuts in particleboard, plywood, and laminate with the spiral bit. The spiral-flute bits shearing action yields a clean accurate cut while the augering action clears chips from the cut.

FOR USE WITH – Spiral router bit can be used with handheld, table-mounted portable routers, and as CNC machine router bits.

CUT CLEAN – Use the down-cut router bit for woodworking. Leaves a smooth edge on the surface. Excellent router bit for cutting Wood, Laminate, Melamine, Melamine Particle Board, MDF, Veneered Plywood.

Three cutting spurs for faster, cleaner holes, less breakout and extended drilling life

Full screw-point tip allows bit to self-feed for ease of drilling

Shorter overall length for drilling in tight spaces. Ideal for holes up to 2" deep

PREMIUM BUILD: Each short bit, also known as a wood auger set, is constructed of premium molybdenum 4241 HSS with evenly distributed carbides for resistance against wear while maintaining durability that lasts through each job.

STUBBY DRILL BITS DESIGN: The 135-degree standard tip design delivers high speed power for fast cutting against hard wood, laminated wood and laminate, fiberboard, particleboard, plywood, plastic, PVC, MDF, acrylic, nylon, and rubber.

HEX FIT: Each 1/4 brad point drill bit hex shank is compatible with a standard and quick-change chuck and drivers, providing versatility in drilling needs. Our wood boring bits are a perfect addition to any wood workers toolbox!

1/2" Diameter X 12" Long Auger Drill Bit with a 3/8" Hex Shank

Made of Carbon Steel. Solid Center Design for extra rigidity while boring.

Perfect for drilling into soft and hardwood, MDF, Plywood, Lumber, Railroad Ties, Landscape Timber, Invisible Floating Shelf Bracket Installation, tree stump boring, for up to 10” deep hole. Easy to bore into tree stump, lumber, landscape timber and railroad ties.

Fits all standard 1/4-Inch quick change chucks

Wood drill bit set features bits with a tri-flute design for faster chip ejection

Cutting spurs have 3 cutting edges for added durability

Drill point and cutting edges can be resharpened for long life

Clean holes: heat-treated carbon steel lets you bore clean holes quickly

Versatile: ideal for boring small holes in wood, plastic, plywood and formica

MULTI-PURPOSE: The GrayBunny earth auger bit is ideal for digging holes in the ground to plant bulbs and tree saplings in your garden. Simplifies drilling tasks such as planting umbrellas or posts, termite bait stations, taking soil samples, boring plant holes or erecting fences. Also works great for mixing tasks like tilling soil, mixing seed with soil and fertilizer, and mixing batches of mortar mix or paint.

PREMIUM QUALITY: 24 inches (61 cm) long, 8 mm diameter hexagonal metal shank/shaft with 1.75 inch (4.5 cm) wide helix for maximum holding power. Heavy duty and long lasting even under the toughest conditions.

CONVENIENT: Designed to help you to easily dig to deeper depths. Built to penetrate the ground quickly and well-suited for tough soils. Digging becomes an easy task. Hexagonal shank / shaft offers a secure grip and doesn't "spin".

Sometimes bigger is better and when it comes to drilling or boring into thick material, bigger is definitely better. Introducing the Fulton high speed steel extra long brad point drill bit set. Each bit measures around 12 inches in total length to provide you with enough drilling length to tackle most any project you can throw at them.

Many times when working around the house or out on the job site, we come across a situation where we need to drill through thicker material like a 6 x 6 or 4 x 4 when building things like an privacy fence or even rough building applications. These Fulton extra long brad point drill bits are perfect for these situations!

Made from high speed steel, these bits are ideal for many different project types and materials. Drill into MDF, 4 x 4’s, 6 x 6’s, PVC, Resin’s, Composites, Plywood and more. Since each bit has a sharp (brad point) tip, it is recommended that you do NOT use these bits to drill into metal objects.

Fast material penetration with self-feed spur

Durability in nail embedded wood

Long bit life with hardened alloy steel

Improved cutting edge provides 30 percent longer life span

Self-feeding screw point draws bit through wood

Unique patented design cutting Angle, smoother starts, reduced cutting loads

Full size set kits includes from 3/64-inch to 1/2-inch in tough plastic case

Titanium coating reduces heat buildup for longer life, lasts X 6 more than conventional bits

Multipurpose use ideal for drilling in metal, wood, fiber glass and plastics, not for use on concrete or masonry

Manufacturer: Bosch

Country of manufacture: Germany

Power Cutting & Sawing

Impact driver bit set for use on electronic devices, home appliances, furniture, and more

Includes a 32-piece set with 31 bits and 1 magnetic bit holder

Made of durable, wear-resistant S2 steel with a black finish for rugged, reliable strength

3/4" Diameter X 12" Long Auger Drill Bit with a 3/8" Hex Shank

Made of Carbon Steel. Solid Center Design for extra rigidity while boring.

Perfect for drilling into soft and hardwood, MDF, Plywood, Lumber, Railroad Ties, Landscape Timber, Invisible Floating Shelf Bracket Installation, Tree stump boring, Drilling Vigas for building Pergola for up to 10” deep hole. Easy to bore into a tree stump, lumber, landscape timber, vigas, and railroad ties.

1" Diameter X 12" Long Auger Drill Bit with a 3/8" Hex Shank

Made of Carbon Steel. Solid Center Design for extra rigidity while boring.

Perfect for drilling into soft and hardwood, MDF, Plywood, Lumber, Railroad Ties, Landscape Timber, Installing PVC pipes, Tree stump boring, for up to 10” deep hole. Easy to bore into tree stump, lumber, landscape timber, vigas and railroad ties.

Forstner bit set for drilling holes in softwood or solidwood, plywood, coated chip board, laminates and mdf plates

Includes a 14-piece drill bit set with common bit sizes from 1/4 to 2 inch, plus a carry case; black

Creates a fine smooth finish for durability and long life

Quality material: the cobalt drill bit set uses cobalt M35 high speed steel as material, this material is durable, strong and practical, with a long service life, heat and abrasion resistance; The cutting edge of drill bit is hardened and honed, with accurate cutting without shaking

Creative twist design: metal cobalt drills for hardened steel has 135° split point tip and torsional design to improve cutting speed with self-centering ability; They can avoid walking during work process, while clearing chips and particles more quickly and easily

Nice features: the 1/8 inch twist drill bits have precise diameter; M35 cobalt drill bits for hardened metal are not easy to break or wear out, so suitable for lithium electric drill, hand electric drill, impact electric drill, etc.; The size is small, please pay attention to use

The product is easy to use

The product is durable

The product is manufactured in China

Material: Made of high quality Carbide Tungsten Steel, with hot process, high hardness, high precision, high toughness, smooth cutting and high resistance to impact.

Highly working efficiency: With highly hardness and excellent workmanship design, these forstner drill bits can be used for high speed rotary drilling, and the perforation is neat, smooth, no broken edge, also wood chips can be discharged quickly. Safety and labor saving.

Set of 14 size: 3/5"(15mm), 2/3"(17mm), 5/7"(18mm), 11/14"(20mm), 13/15"(22mm), 17/18"(24mm), 63/64"(25mm), 1-1/16"(27mm), 1-1/10"(28mm), 1-2/11"(30mm), 1-6/23"(32mm), 1-1/2" (38mm), 1-10/13"(45mm), 2-1/11"(53mm)

The quick-release Drill Guide Block makes set up simple

Reversible fast drilling and reduced hardware installation time by 80%

installation instruction is included

Forstner bit made of High speed steel, has a 2" cutting diameter and round shank, compatible with all standard drill and drill press chucks.

Excellent for drilling in softwood or solidwood, plywood,coated chip board, laminates as well as mdf plates

The tooth-shaped design for fast and flawless cutting, ensures less friction and heat, which enable optimized chip removal, longer service life.

Safe material: PCB drill bits are made of quality tungsten steel, not easy to wear and bend; The anti-vibration design of the blade makes it stable and reliable during the engraving process

Improve precision: micro drill bits set adopts pointed cutting edges; The spiral cutting edge can reduce the cutting force, prevent the drill from breaking, and improve the machining precision, no burrs or debris

Size information: PCB drill bit set contains various sizes of drill diameter, 0.3 mm/ 0.012 inch, 0.4 mm/ 0.016 inch, 0.5 mm/ 0.020 inch, 0.6 mm/ 0.024 inch, 0.7 mm/ 0.028 inch, 0.8 mm/ 0.032 inch, 0.9 mm/ 0.035 inch, 1 mm/ 0.039 inch, 1.1 mm/ 0.043 inch, 1.2 mm/ 0.047 inch, each size has 3 pieces, totally 30 pieces in 3 boxes

【Top Quality】Made from high quality Tungsten Carbide Tipped Cutters, solid hardened steel body, ensuring its high hardness, rust proof, sturdy and durable；

【Size】Drilling diameter：1-3/8Inch, 1-9/16Inch, 1-3/4Inch, 2Inch, 2-3/8Inch, 2-3/4Inch, Hex Shank Dia.: 3/8 Inch(9.5mm) , Drilling depth: 2-3/8Inch (60mm), Total length: 3-9/16 Inch(90mm).

【 Sharp & Clean Holes】This TCT (Tungsten Carbide Tipped Cutters)Forstner bit set perfect for hard wood, can drill precise flat bottom holes with no chipping in Hard Wood or soft wood.(drilling depth up to 2-3/8Inch)

Visible clear lid of the drill bit set are desgined for easy viewing of contents

Stackable - for convenient travel and storage of the drill bits for wood

Accessible drill bits for wood are made for customizable kits

These IRWIN wood drill bits have an adjustable cutting blade that can bore a variety of hole sizes

Each drill bit can cut 19 different-sized holes in 1/8-inch increments

Lockhead screw securely holds blade at a desired boring diameter

【SIZE】The Slabs flat wing drilling Hole bit has 35mm cutting diameter, 10mm shank, compatible with all standard drill and drill press chucks.

【HIGH QUALITY】Optimized alloy blade , Carbon steel body, make the fostner bit durable,and more smoothly.

【PRECISE CUTTING】Two spurs and center cutter ensure clean and accurate hole cutting, great for boring concealed hinges and door locks.

Dimension: Boring head size: 2 inch; screw thread: 7/16-20UNF; connecting screw thread: 1-1/2-18; min graduation: 0.001 inch; cross hole dia: 1/2 inch; maximum offset: 5/8 inch.

Material: This R8 boring head set is made of high quality carbide with great match of hardness and toughness, thus prolongs its service life.

Design: Design of boring head bar set assures superior rigidity for chatter-free boring. After special treatment, its performance is stable and wear-resistant and durable.

[What You Will Get]: 35mm, 40mm, 50mm, 65mm, 82mm and 110mm core drill bits, SDS+ arbors, pilot drills and a 300mm SDS+ extension shank; The hole saw kit for concrete will help you cover almost any application program

[Tungsten Carbide Tip Drill]: This top-of-the-line TCT (tungsten carbide tip) core set offers faster cutting speeds and longer service life, making the SDS concrete hole saw ideal for cutting clean holes in concrete, brick and block work

[Technical Application]: 35mm-45mm hole saw extension concrete cement wall drill bit for drilling water pipe and heating pipe, 55mm-80mm drill for air conditioning pipe, 110mm for 4 inch wall fan; With 2 locking screws and 2 pilot drills, you can start to solve the drill quickly Hole problem

Head Size 2"; Shank Taper R8

Shank To Head 7/8"~20; Boring Bar 1/2"/9pc

Boring Head: Bar holder moves freely and smoothly. Design assures superior rigidity for chatter-free boring and precise hole size accuracy. Hardened and Ground adjusting screw designed for long lasting and trouble free use. Tool Capacity Up to 1/2"

High Quality: Forstner Drill Bit made of Tungsten carbide with special heat treatment for sharp cutting edge, high hardness, non-burrs and durable use. Cutting Diameter: 1-1/2 Inch / 38mm, Total Length: 3.15 Inch / 80mm, Round Shank Diameter: 0.35 Inch / 9mm.

Design: Small incision resistance, improve the opening speed. It's head adopt arc curve design, beneficial to chip removal, perforation is more efficient.

Clean & Accurate Cutting: Two spurs and centering point can offer repeated, clean and accurate cutting holes. The sharp center spur accurately locates the center of your hole.