Description
- 【Hard and Sharp】made of high speed steel, heat treatment, high hardness, sharp and durable
- 【3 Point Design】 the cutting flutes of the countersink drill bit is made of CNC gear grinding, the three-pointed bit is better in centering
- 【Adjustable Depth】Use the hex wrench to adjust or disassemble the countersink drill bit and the five-flutes chamfering
- 【Chip Removal Quickly】the wide chip slot and the five-flutes chamfering make removing sawdust easier
- 【Round Shank】round shank design is smooth without friction with the machine, and it’s suitable for most bench or hand drills
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Colour Name:Silver
NOTE: - The best choice is use these bits with a bench drill because hand drill doesn't positioned well which may causes the drill bits (especially the 3mm and 4mm) get snapped. - Try to keep the drill VERTICAL while drilling, not to bend the bit or the chamfer surface is uneven. PACKAGE LIST: 7 x Countersink Drill Bits (same as the picture shows) 1 x Hex Wrench
