Countersinks / Screw Pilots

Countersink HSS - 5Flute 5/8” 19mm 90° The five flute rose pattern design has been a principle countersink design for over 100 years. The odd number of flutes reduces chatter on steel, brass and aluminium. Also used for plastic and wood application. A common use is to allow the head of a countersunk bolt or screw, when placed in the hole, to sit flush with or below the surface of the surrounding material. A countersink may also be used to remove the burr left from a drillin..

Carbon Steel Countersink - 1/4” (6.35mm) Countersink for Wood A countersink is a conical hole cut into a manufactured object. The same term is used for the cutter used to cut such a hole. Common uses: A common use is to allow the head of a countersunk bolt or screw, when placed in the hole, to sit flush with or below the surface of the surrounding material. A countersink may also be used to remove the burr left from a drilling or tapping operation thereby improving t..

Carbon Steel Countersink - 3/8” (9.5mm) Countersink for Wood A countersink is a conical hole cut into a manufactured object. The same term is used for the cutter used to cut such a hole. Common uses: A common use is to allow the head of a countersunk bolt or screw, when placed in the hole, to sit flush with or below the surface of the surrounding material. A countersink may also be used to remove the burr left from a drilling or tapping operation thereby improving th..

Carbon Steel Countersink - 1/2” (12.7mm) Countersink for Wood A countersink is a conical hole cut into a manufactured object. The same term is used for the cutter used to cut such a hole. Common uses: A common use is to allow the head of a countersunk bolt or screw, when placed in the hole, to sit flush with or below the surface of the surrounding material. A countersink may also be used to remove the burr left from a drilling or tapping operation thereby improving t..

Carbon Steel Countersink - 5/8" (15.9mm) Countersink for Wood A countersink is a conical hole cut into a manufactured object. The same term is used for the cutter used to cut such a hole. Common uses: A common use is to allow the head of a countersunk bolt or screw, when placed in the hole, to sit flush with or below the surface of the surrounding material. A countersink may also be used to remove the burr left from a drilling or tapping operation thereby improving t..

Carbon Steel Countersink - 3/4" (19mm) Countersink for Wood A countersink is a conical hole cut into a manufactured object. The same term is used for the cutter used to cut such a hole. Common uses: A common use is to allow the head of a countersunk bolt or screw, when placed in the hole, to sit flush with or below the surface of the surrounding material. A countersink may also be used to remove the burr left from a drilling or tapping operation thereby improving the..

Countersink HSS A countersink HSS (High-Speed Steel) is a type of cutting tool used primarily in machining and woodworking to create a conical hole that allows the head of a screw or bolt to sit flush with or below the surface of the material. Countersink tools are essential for various machining and assembly processes, offering both functionality and precision in creating countersunk holes. Application: DIY Construction Deburring, smoothing holes in steel, plast..

Screw Pilot bit set Screw Pilot bit set Convenience in one operation Drill pilot hole and countersink in one operation Use with 6.35mm (1/4 inch) quick release chuck / connector or conventional chuck Set inlcudes No. 6, No. 8, No. 10 and No. 12 bits....

Screw Pilot No.6 Screw Pilot #6 Screw Gauge - 2.4mm Drill bit Convenience in one operation Drill pilot hole and countersink in one operation Use with 6.35mm (1/4 inch) quick release chuck / connector or conventional chuck....

Screw Pilot No.8 Screw Pilot #8 Screw Gauge - 2.8mm Drill bit   Convenience in one operation Drill pilot hole and countersink in one operation Use with 6.35mm (1/4 inch) quick release chuck / connector or conventional chuck....

Screw Pilot No.10 Screw Pilot #10 Screw Gauge - 3.2mm Drill bit   Convenience in one operation Drill pilot hole and countersink in one operation Use with 6.35mm (1/4 inch) quick release chuck / connector or conventional chuck....

Screw Pilot No.12 Screw Pilot #12 Screw Gauge - 3.5mm Drill bit   Convenience in one operation Drill pilot hole and countersink in one operation Use with 6.35mm (1/4 inch) quick release chuck / connector or conventional chuck....