Best Grooving Threading Holders in 2026
Daisy
Last Updated: Jul 17, 2026
Daisy
Last Updated: Jul 17, 2026
* 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.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Accusize Tools | 9.83 | ✅ | ✅ | ✅ |
7 piece indexable carbide lathe turning tool set. Shank size: 1/2 inch x 1/2 inch. Overall Length: 4"
Model of each holder & the original insert: MGEHR08-2J (insert: MGMN200-M); SER0500J11 (insert: 11ER A60); SWGCR08-2J (insert: WCMT22); SCLCR08-2J (insert: CCMT21.5); SCLCL08-2J (insert: CCMT21.5); SDNCN08-2J (insert: DCMT21.5); SDJCR08-2J (insert: DCMT21.5)
Black oxide smooth finish on each turning tool holder marked with tool holder style and shank size. Typically used for threading, turning, cutoff, parting, part-off, finish turning, facing, external grooving, etc.
Each tool holder comes with a C6 TiN Coated carbide insert with positive rake cutting angle and built-in chip breaker great for general purpose cutting action.Insert screw and wrench included;
*** Insert kit Item#: 2387-2004INSERTS (Sold Separately on Amazon)***
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| TAIGEER | 6.62 | ✅ | ✅ | ✅ |
Top quality indexable lathe bits with replaceable tips. Inserts can be rotated to a new cutting edge without changing the position of the tool holder!
Set includes 5ps precision 1/2" shank tool bits with C6 carbide inserts, 5ps spare insert screws,2ps wrenches , 1ps wood case and 1ps blade.
2 Pcs. style "A" 0° for turning, facing, boring, and chamfering (AR & AL)
2 Pcs. style "B" 15° for turning, facing, boring, and for lead angles (BR & BL)
1 Pc style "E" 30° for turning, facing, boring, chamfering, threading, and V-grooving
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| OSCARBDIE | 9.88 | ✅ | ✅ | ✅ |
5/8” Metal lathe cutting tools includes 1pcs External Parting&Grooving Tool Holder QA10R-30 , 6pcs External Turning tool holder SCBCR,SSSCR,SCLCL,SCLCR,SWGCR,SDNCN ,1pcs SER External Threading Tool Holder,1 pcs S10R-SCLCR Boring Bar
Turning Holders are made of high quality steel with Nickel Cotated, which are more durable moistureproof, dust-proof than general lathe tool holder
Cutters bits are made of carbide with Tin-coated,with positive rake cutting angle and built-in chip breaker for general purpose cutting action
Metal Lathe tools suitable for varied grooving,external/internal turning and threading,for semi-finishing/roughing steel metal
All metal lathe cutting tools and inserts packed in a premuim aluminium carrying case,easy to carry
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Discount Machine Shop | 9.79 | ❌ | ❌ | ❌ |
Shank: 3/4"
Edge to Insert Tip: 1.00"
Maximum Depth of Cut: 0.21"
Insert Style: NG-R, NT-R
Right Hand
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Kaiser-THINBIT | 5.67 | ❌ | ❌ | ❌ |
See Downloads section below item photos for detailed product information, technical information and compatible inserts.
Designed for CNC, Swiss and conventional machines. Toolholder includes: X Clamp, S3808 Screw, W1005 Wrench and P0206 Pin.
This toolholder is compatible with grooving, face grooving, threading and parting inserts.
Use with Right Hand Inserts.
U.S. Patent 6,688,816 and 6,824,333.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Kaiser-THINBIT | 5.67 | ❌ | ❌ | ❌ |
See Downloads section below item photos for detailed product information, technical information and compatible inserts.
Designed for CNC and conventional machines. Toolholder includes: C Clamp, S3808 Screw, W1005 Wrench and P0312 Pin.
This toolholder is compatible with grooving, face grooving, threading and parting inserts.
Use with LH inserts For M03 rotation. Use with RH inserts For M04 rotation.
U.S. Patent 6,688,816 and 6,824,333.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Kaiser-THINBIT | 5.67 | ❌ | ❌ | ❌ |
See Downloads section below item photos for detailed product information, technical information and compatible inserts.
Designed for CNC, Swiss and conventional machines. Toolholder includes: X Clamp, S3808 Screw, W1005 Wrench and P0206 Pin.
This toolholder is compatible with grooving, face grooving, threading and parting inserts.
Use with Right Hand Inserts.
U.S. Patent 6,688,816 and 6,824,333.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Kaiser-THINBIT | 5.67 | ❌ | ❌ | ❌ |
See Downloads section below item photos for detailed product information, technical information and compatible inserts.
Original THINBIT toolholder designed for manual, benchtop and jeweler lathes. Toolholder includes: A Clamp, S5608 Screw, P0308 Pin and W1005 Wrench.
This toolholder is compatible with grooving, threading, face grooving and parting inserts.
Use inserts beginning with 'S'. Use with Right Hand and centered inserts.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Kaiser-THINBIT | 5.67 | ❌ | ❌ | ❌ |
See Downloads section below item photos for detailed product information, technical information and compatible inserts.
Designed for CNC, Swiss and conventional machines. Toolholder includes: X Clamp, S3808 Screw, W1005 Wrench and P0206 Pin.
This toolholder is compatible with grooving, face grooving, threading and parting inserts.
Use with Right Hand Inserts.
U.S. Patent 6,688,816 and 6,824,333.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Kaiser-THINBIT | 5.67 | ❌ | ❌ | ❌ |
See Downloads section below item photos for detailed product information, technical information and compatible inserts.
Original THINBIT toolholder designed for manual, benchtop and jeweler lathes. Toolholder includes: A Clamp, S5608 Screw, P0308 Pin and W1005 Wrench.
This toolholder is compatible with grooving, threading, face grooving and parting inserts.
Use inserts beginning with 'S'. Use with Right Hand and centered inserts.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| ❌ | ❌ | ❌ |
Turning tool holders material: 40Cr-42CrMo; 1/2" (12mm) shank. Indexable Inserts material: tungsten carbide. Stable and durable.
Machining hardness:HRC42-46; Coating: TiAlN; Surface treatment: Quenching and Hardening.
Model of 8 pieces turning tool holders: S12M-SCLCR06, SCLCR1212H06, SCLCL1212H06, SDNCN1212H07, SDJCR1212H07, SER1212H16, SNR0012M11, MGEHR1212-2; Model of 8 pieces applicable inserts: CCMT060204, DCMT070204, 16ER AG60, 11IR AG60, MGMN200
Suitable for: CNC lathe Internal and external turning, boring, threading, grooving, cutting, etc.
Packing includes: 8 pieces turning holders, 8 pieces carbide inserts, and 8 pieces wrenches.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| MABUARN Tools | 5.63 | ✅ | ✅ | ✅ |
Turning tool holders material: High speed steel; 3/4" (20mm) shank. Indexable Inserts material: tungsten carbide. Stable and durable.
Machining hardness:HRC42-46; Coating: TiAlN; Surface treatment: Nickel plated, quenching and hardening.
Model of 7 pieces turning tool holders: MGEHR2020-3, SER2020K16, SDNCN2020K11, SDJCR2020K11, SWLCR2020K06, SCLCR2020K09, SCLCL2020K09. Model of 7 pieces applicable inserts: MGMN300, 16ER AG60, DCMT11T304, WCMT06T308, CCMT09T304; Model of 3 keys: L5, T15
Suitable for: CNC lathe external turning, threading, grooving, cutting, etc.
Packing includes: 7 pieces turning holders, 7 pieces carbide inserts, 3 pieces keys, and 1 piece aluminum case.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Micro 100 | 5.20 | ❌ | ❌ | ❌ |
Square shank holder designed to enable repeatable grinding of custom tool profiles on quick change blanks
Optimized for use with proprietary half round (QSP) and full round (QSR) quick change blanks
Proprietary Micro-Quik quick change system maximizes productivity through reliable accuracy and locational repeatability
Heat treated and black oxide coated
Precision manufactured in the USA
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Kaiser-THINBIT | 5.67 | ❌ | ❌ | ❌ |
See Downloads section below item photos for detailed product information, technical information and compatible inserts.
Designed for CNC, Swiss and conventional machines. Toolholder includes: X Clamp, S3808 Screw, W1005 Wrench and P0206 Pin.
This toolholder is compatible with grooving, face grooving, threading and parting inserts.
Use with Right Hand Inserts.
U.S. Patent 6,688,816 and 6,824,333.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Kaiser-THINBIT | 5.67 | ❌ | ❌ | ❌ |
See Downloads section below item photos for detailed product information, technical information and compatible inserts.
Original THINBIT toolholder designed for manual, benchtop and jeweler lathes. Toolholder includes: C Clamp, S3808 Screw, P0308 Pin and W1005 Wrench.
This toolholder is compatible with grooving, threading, face grooving and parting inserts.
Use inserts beginning with 'L'. Use with Right Hand and centered inserts.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amadeo City | 9.87 | ✅ | ✅ | ✅ |
[Specification] - Material: 40CrMo-42CrMo Steel, Cutting Direction: Right, Model: WTJNR2525M16, Holder Width: 25mm / 0.98inch, Holder Thickness: 25mm / 0.98inch, Total Length: 150mm / 5.91inch, Available Inserts: TNMG1604 Inserts.
[Durable to Use] - The material of the turning tool holder is 40CrMo-42CrMo steel, it has the characteristics of durability, sturdiness and stability, and good anti-rust performance.
[Finish] - Black oxide smooth finish on each turning tool holder marked with tool holder style and shank size for easy identification of the tool holder.
[Wide Range of Applications] - The boring bar is suitable for cutting step surface processing and other processing.
[Package Content] - You will receive 1pc indexable lathe turning tool holder(carbide insert not included) and 2pc wrench.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Discount Machine Shop | 9.79 | ❌ | ❌ | ❌ |
Shank: 1"
Edge to Insert Tip: 1.25"
Maximum Depth of Cut: 0.21"
Insert Style: NG-L, NT-L
Left Hand
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amadeo City | 9.87 | ❌ | ❌ | ❌ |
[Specification] - Cutting Angle: 90°, Cutting Direction: Left, Material: High Steel, Model: MTFNL2020K16, Holder Width: 20mm / 0.79inch, Holder Thickness: 20mm / 0.79inch, Total Length: 125mm / 4.92inch, Available Inserts: TNMG1604 Inserts
[Durable to Use] - The material of the turning tool holder is 40Cr-42CrMo Steel, it has the characteristics of durability, sturdiness and stability, and good anti-rust performance.
[Finish] - Black oxide smooth finish on each turning tool holder marked with tool holder style and shank size for easy identification of the tool holder.
[Wide Range of Applications] - The boring bar is suitable for cutting step surface processing and other processing.
[Package Content] - You will receive 1pc indexable lathe turning tool holder(carbide insert not included) and 2pc wrenches.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amadeo City | 9.87 | ❌ | ❌ | ❌ |
[Specification] - Material: 40CrMo-42CrMo Steel, Cutting Direction: Right, Model: WTJNR2020K16, Holder Width: 20mm / 0.79inch, Holder Thickness: 20mm / 0.79inch, Total Length: 125mm / 4.92inch, Available Inserts: TNMG1604 Inserts.
[Durable to Use] - The material of the turning tool holder is 40CrMo-42CrMo steel, it has the characteristics of durability, sturdiness and stability, and good anti-rust performance.
[Finish] - Black oxide smooth finish on each turning tool holder marked with tool holder style and shank size for easy identification of the tool holder.
[Wide Range of Applications] - The boring bar is suitable for cutting step surface processing and other processing.
[Package Content] - You will receive 1pc indexable lathe turning tool holder(carbide insert not included) and 2pc wrench.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Micro 100 | 5.20 | ❌ | ❌ | ❌ |
Square shank holder designed to enable repeatable grinding of custom tool profiles on quick change blanks
Optimized for use with proprietary half round (QSP) and full round (QSR) quick change blanks
Proprietary Micro-Quik quick change system maximizes productivity through reliable accuracy and locational repeatability
Heat treated and black oxide coated
Precision manufactured in the USA
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| ❌ | ❌ | ❌ |
See Downloads section below item photos for detailed product information, technical information and compatible inserts.
Original THINBIT toolholder designed for manual, benchtop and jeweler lathes. Toolholder includes: C Clamp, S3808 Screw, P0308 Pin and W1005 Wrench.
This toolholder is compatible with grooving, threading, face grooving and parting inserts.
Use inserts beginning with 'S'. Use with Right Hand and centered inserts.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| ❌ | ❌ | ❌ |
See Downloads section below item photos for detailed product information, technical information and compatible inserts.
Original THINBIT toolholder designed for manual, benchtop and jeweler lathes. Toolholder includes: C Clamp, S3808 Screw, P0308 Pin and W1005 Wrench.
This toolholder is compatible with grooving, threading, face grooving and parting inserts.
Use inserts beginning with 'S'. Use with Left Hand and centered inserts.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Discount Machine Shop | 9.79 | ❌ | ❌ | ❌ |
Shank: 1"
Edge to Insert Tip: 1.25"
Maximum Depth of Cut: 0.21"
Insert Style: NG-R, NT-R
Right Hand
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Kaiser-THINBIT | 5.67 | ❌ | ❌ | ❌ |
See Downloads section below item photos for detailed product information, technical information and compatible inserts.
Designed for CNC, Swiss and conventional machines. Toolholder includes: Y Clamp, S3808 Screw, W1005 Wrench and P0206 Pin.
This toolholder is compatible with grooving, face grooving, threading and parting inserts.
Use with Left Hand Inserts.
U.S. Patent 6,688,816 and 6,824,333.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Kaiser-THINBIT | 5.67 | ❌ | ❌ | ❌ |
See Downloads section below item photos for detailed product information, technical information and compatible inserts.
Designed for CNC, Swiss and conventional machines. Toolholder includes: X Clamp, S3808 Screw, W1005 Wrench and P0206 Pin.
This toolholder is compatible with grooving, face grooving, threading and parting inserts.
Use with Right Hand Inserts.
U.S. Patent 6,688,816 and 6,824,333.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Kaiser-THINBIT | 5.67 | ❌ | ❌ | ❌ |
See Downloads section below item photos for detailed product information, technical information and compatible inserts.
Original THINBIT toolholder designed for manual, benchtop and jeweler lathes. Toolholder includes: C Clamp, S3808 Screw, P0308 Pin and W1005 Wrench.
This toolholder is compatible with grooving, threading, face grooving and parting inserts.
Use inserts beginning with 'S'. Use with Right Hand and centered inserts.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Kaiser-THINBIT | 5.67 | ❌ | ❌ | ❌ |
See Downloads section below item photos for detailed product information, technical information and compatible inserts.
Designed for CNC and conventional machines. Toolholder includes: C Clamp, S3808 Screw, W1005 Wrench and P0312 Pin.
This toolholder is compatible with grooving, face grooving, threading and parting inserts.
Use with LH inserts For M03 rotation. Use with RH inserts For M04 rotation.
U.S. Patent 6,688,816 and 6,824,333.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| LA HARDWARE INC | 9.88 | ✅ | ✅ | ✅ |
【Set Included】: 7pcs 1/2" 12mm shank indexable lathe turning holders with 7pcs indexable carbide inserts: MGEHR1/2-2(insert: MGMN200); SER1/2-11 (insert: 11ER A60); SWGCR1/2-2.5 (insert: WCMT050304); SCLCR1/2-2 (insert: CCMT060204); SCLCL1/2-2 (insert: CCMT060204); SDNCN1/2-2 (insert: DCMT070204); SDJCR1/2-2 (insert: DCMT070204）,1 set of spare screws and 3pcs wrenches
【Premium Holders】: 7 holders are made of high quality stainless steel,black oxide smooth finish, which are durable, corrosion resistant and has high hardness, wear resistance, good toughness, longer life, bright surface, good shock resistance and good anti-rust performance. The indexable carbide turning tool insert holder set has 7 different angles, which can cut out any model you want with high precision in one step
【Indexable Carbide Inserts】: Each tool holder comes with 1 piece indexable tin coated carbide insert, with positive rake cutting angles and built-in chip breakers, which are ideal for general cutting operations.The blades are sturdy, low friction coefficient, wear-proof, stable, sharp and durable
【Wide Applications】: Metal lathe cutting tools are widely used in turning and finishing of various materials, such as stainless steel, cast iron, steel, copper and aluminum, etc. Usually used for threading, external grooving, turning, finish turning, facing, parting, part-off, cutoff, etc
【Package】: Packed with a nice fitting case for safety storage and protection and easy to carry.
Here is the list of top-rated brands that were evaluated by PM.
| Brand | Count |
|---|---|
| Groove 'N Turn | 8 |
| Littlebit | 6 |
| Shars | 3 |
| Uxcell | 3 |
| Mabuarn | 2 |
| Micro 100 | 2 |
| Accusize Industrial Tools | 1 |
| Oscarbide | 1 |
| Senduo | 1 |
| Yufutol | 1 |
We've carried out a comprehensive analysis of 507 reviews on grooving threading holders, using our selection criteria to identify the best options in the cutting tools. Our findings reveal that most customers typically select grooving threading holders priced around $108.14, with top brands including oscarbide, shars, mabuarn, uxcell and littlebit and groove 'n turn
Our team of expert editors reviewed these high-quality items and handpicked the top 28 grooving threading holders for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the cutting tools category. These include oscarbdie, discount machine shop, mabuarn tools and amadeo city and kaiser-thinbit .
We are dedicated to assisting our users in finding the right holders Products based on their needs, saving them considerable time when choosing which grooving threading holders to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.
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