Home

Explore

View Cart

Deals

Saved

Suggested searches

Plant-based protein powders
Vegan leather handbags
Bedroom decor
Waterproof jackets
Hoodies

Learn more about how we use your data to personalize your experience and ads. Recommendations are for informational purposes only.

Neilsen Tools

Products

Products

Neilsen Tools

CT0649 - 6pc Left Countersink Bit Set

4.5 (1,234)

Sold 100+ last 30 days

20% off first order

£12.95

Color

Black

Quantity

Product description loading

Product description loading

This is the product description text that will appear here.

Shopping designed around you.

Start selling

For brands

For creators

Build your store

Information

Shop Pay

Help center

Social

X (Twitter)

Instagram

Legal

Terms of Service

Privacy Policy

Your Privacy Choices

Powered by

|

Start selling for free

Language

© Shopify Inc. 2026

Quantity

1

Description

6pc Square Left Cutting Countersink Bit Set Professional grade countersink bits for precision drilling and chamfering.
Square left cutting design delivers clean, burr-free edges on wood, composite, and soft metals.
Complete set includes six...

Delivery & Returns

Neilsen Tools

Neilsen Tools

4.6 (1.5K)

You might also like

Neilsen Tools

CT0828 - 5pc Countersink Set

Neilsen Tools

CT5242 - 9pc Impact Spline Bit Set

Neilsen Tools

CT1226 - 10pc Hex Key Set

Neilsen Tools

CT6920 - Stainless Steel Square Tooth Long Trowel 120X480mm

Neilsen Tools

CT0644 - 3pc Countersink Set

Neilsen Tools

CT6855 - 7pc 1/2 Inch Dr Impact Star Bit Set T40-T70

Neilsen Tools

CT4224 - 20pc Drill & Bit Set

Neilsen Tools

CT4823 - 4pc Countersink Set

Neilsen Tools

CT1506 - 12pc Pound Thru Screwdriver Set

GS Workwear

Monument 1722Y Autocut Copper Pipe Cutter 22mm

26% off

Neilsen Tools

CT3531 - 9pc Impact Spline Bit Set

(1)

Neilsen Tools

CT5857 - 9pc 3/4in DR Hex & Spline Bit Set

Neilsen Tools

CT6129 - 10pc Cobalt HSS Twist Drill Set 5mm

Neilsen Tools

CT3204 - 3pc 1/2in DR T40 Star Plus Bit Set

Neilsen Tools

CT0835 - 3pc Double Ended Offset Screwdrivers

Neilsen Tools

CT3729 - 3pc Countersink Bit Set

10% off

Neilsen Tools

CT0886 - 3/8in DR Hex Bit Set

Neilsen Tools

CT1808 - Keyless Drill Chuck / SDS Adaptor

Neilsen Tools

CT0648 - 6pc Right Countersink Bit Set

Neilsen Tools

CT0877 - 3pc 1000mm SDS Drill Set

(1)

Neilsen Tools

CT1383 - 5pc Swivel Head Hex Wrench Set

12% off

Neilsen Tools

CT1436 - 49pc Hex, Spline & Star Bit Set

Neilsen Tools

CT6865 - Rivet Shaver Skirt & Carbide Tipped Rivet Shaver Bit Set 5/8"

Neilsen Tools

CT4822 - 6pc HSS Countersink Set

Neilsen Tools

CT6862 - Rivet Shaver Skirt & Carbide Tipped Rivet Shaver Bit Set 7/16"

Fixings Direct

4.6

(375)

Timco Solo Disposed & Woodscrews

Neilsen Tools

CT5284 - 6pc Flat Wood Drill Bits

Neilsen Tools

CT4958 - 6pc 1/2in DR Star Plus Bit Set

Neilsen Tools

CT1690 - 3pc Wood Chisel Set

Neilsen Tools

CT1635 - 120pc Hex Head Self Drill Screw Set - Assorted

Brickwork Tools

Brickwork Tools

4.9

(571)

Neilsen Tools

CT4223 - 50pc Drill & Bit Set

Neilsen Tools

CT3205 - 3pc 1/2in DR T45 Star Plus Bit Set

Neilsen Tools

CT4702 - 6pc Screwdriver Set

Neilsen Tools

CT0662 - 10pc Combination Spanner Set

(1)

Neilsen Tools

CT4920 - 2pc Spline Bits

Neilsen Tools

CT6586 - 7pc Extra Long Impact Hex Bit Set 1/2in Drive

Neilsen Tools

CT3453 - 6pc Hex Wrench Set

Neilsen Tools

CT2381 - 5pc Ratchet Spanner Set

Neilsen Tools

CT2161 - 38mm Hole Saw

Custom Whiteside HSS Countersink drill bit set

RobCosman.com

Whiteside HSS Countersink Drill Bit Set

(2)

Neilsen Tools

CT2564 - 13pc 1/2in DR Star Bit Set

Neilsen Tools

CT2987 - 8.0mm X 5 Drill Set

Neilsen Tools

CT6809 - 7pc GO-THRU Screwdriver Set

Neilsen Tools

CT3353 - 6pc 1/2in DR Spline Bit Set

Neilsen Tools

CT0645 - 5pc SDS Auger Drill Set

Neilsen Tools

CT0288 - 6pc Flat Wood Drill Bits

Neilsen Tools

CT4724 - 7pc Pound Thru Screwdriver Set

14% off

Neilsen Tools

CT0697 - 94pc 1/4 and 1/2in Dr Socket Set

(1)

Neilsen Tools

CT1867 - 10pc Impact Driver Set

Easy Screedy

Easy Screedy

4.2

(69)

Neilsen Tools

CT4921 - 5pc Star Bit Set

Neilsen Tools

CT2982 - 5.5mm X 10 Drill Set

Neilsen Tools

CT4479 - 22mm T Type Socket Wrench

Neilsen Tools

CT3283 - Brake Pad Hex Key - 7mm

Neilsen Tools

CT0628 - LED Torch with Key Ring

Neilsen Tools

CT4218 - 21pc Drill & Bit Set

Neilsen Tools

CT5897 - Magnetic Socket Insert

Neilsen Tools

CT2520 - 3pc 235mm TCT Circular Saw Blades

Rutlands Limited

Countersink Bit

(8)

Neilsen Tools

CT2984 - 6.5mm X 5 Drill Set

Neilsen Tools

CT5238 - 12pc Star & Hex Bit Set

Neilsen Tools

CT2458 - 4pc Countersink Set

Neilsen Tools

CT6014 - 7pc Universal Hex Bit Driver Swivel Impact Socket 3/8inch Drive

Neilsen Tools

CT5512 - 12pc VDE Screwdriver Set

Neilsen Tools

CT5200 - 10pc 1/2in DR Socket Set

Neilsen Tools

CT3699 - 11pc Universal Drill and Drive System

Neilsen Tools

CT5764 - 49pc Screw Extractor and Drill Set

(1)

50% off

Lorevate

WoodCountersink Pro Set — Refined Countersink Drill Bits | 50% OFF

Neilsen Tools

CT5614 - 9pc Sliding T-Handle Star Wrench Set

8% off

Neilsen Tools

CT5478 - 12pc 3/8in DR Crowfoot Wrench Set

Neilsen Tools

CT1856 - 1/2in DR Small Head Ratchet

Neilsen Tools

CT6860 - Rivet Shaver Skirt & Carbide Tipped Rivet Shaver Bit Set 5/16"

Neilsen Tools

CT5694 - 150pc Nut Rivet Assortment - Assorted

Neilsen Tools

CT0640 - 6pc Wood Plug Cutting Set

(1)

Neilsen Tools

CT0620 - 42pc Screwdriver and Bit Set

Neilsen Tools

CT3246 - 6pc Screwdriver Set

Neilsen Tools

CT5023 - 3/8in DR 24mm Socket

Neilsen Tools

CT2225 - 6in.Heavy Duty Rachet Spring Clamp

Neilsen Tools

CT2135 - 12pc Punch & Chisel Set

17% off

Neilsen Tools

CT1227 - 7pc 3/8in DR Hex Bit Set

34% off

Neilsen Tools

CT1552 - 6pc Mini Screwdriver Set

17% off

toolstoredirect

Makita D-21200 17 Piece SDS Plus Drill Bit Set

Neilsen Tools

CT6009 - Diamond Tipped Tamper Proof Star Screwdriver Set 7pc

Neilsen Tools

CT0650 - 7pc Wood Drill Set

14% off

Neilsen Tools

CT4957 - 6pc 1/2in DR Spline Bit Set

Neilsen Tools

CT6454 - 1 inch Dr 6PT Metric Jumbo Shallow Impact Socket Set

Neilsen Tools

CT0939 - 6mm Flat Screwdriver

40% off

Neilsen Tools

CT4947 - 5pc Star Bit Set T70 x 30mm 10mm Hex Shank

Neilsen Tools

CT3206 - 3pc 1/2in DR T50 Star Plus Bit Set