●Product Size: Counter sink dill bits are available in 6 different diameter sizes, including 6 mm (1/4 inch), 8 mm (5/16 inch), 9 mm (3/8 inch), 12 mm (1/2 inch), 16 mm (5/8 inch), 19 mm (3/4 inch). Hexagonal shank size: 1/4in (6.35mm) ●【Premium Quality】Counter sinker drill bit is made of high speed steel for heat treatment, coated with blue nano, sturdy and durable ●【90 Degree Design】All drill bits have a 90 degree angle of point for sharp and accurate counter sink; 6 drill bits are all 1/4 inch hex shank that fits most electric tools and can be replaced quickly ●【5 Flute Design】Chamfered counter sink bit set is designed with 5 flutes and houndstooth cutting teeth that allow the tip to flow freely and quickly cut without chattering, beveling, deburring, and counter sink for easy use ●Wide application: Large for sinking holes in 90 degrees for uneven screws and fixtures of wood; Can be used for cutting, enlarging, chamfering, hollowing, and forging soft materials such as wood, aluminum, plywood, plastic, PVC boards, etc
Description
Designed with 5 flutes that are organised to ensure free flow of debris and rapid cracking free cutting.
It also has 6 sizes of backflow bits that can be compatible with all types of excavation equipment that can meet your different requirements for any occasion.
Premium Quality
Sharp, smooth cutting and high working efficiency
Suitable for wood openings, reamers, beveling, screw heads etc.
Perfect for DIY, home and general building/engineering use.
90 Degree Design
All drill bits have a 90° angle tip for sharp, accurate turning.The edge of the blade is hardened and sharpened.
5 flute design
Chamfered Counter Sink Bit Set is designed with 5 flutes and the houndstooth teeth are positioned to ensure that the shavings flow freely and cut quickly.
Easy to operate
- Drill the hole according to the width of the screw you use.
- Replace countersink drill bit according to the head width of the screw
- Drill holes to its depth
Warm Tips
When using countersunk holes, please make sure the size matches the screws you use.