Countersink Drill Bit Set, 3Pcs Tapered Drill Bits M2 Hss, With 1/4" Hex Shank

Excellent Performance 3Pcs 6-10# Carpentry Countersink Drill Bit Set 1/4" Hex Shank HSS Woodworking Pilot Screw Holes Special designed steel counter sleeve countersinks or counterbores pilot hole Titanum Coated HHS Countersink drill bit is made by heat treated and tempered titanum coated high speed steel for superior cutting power & durable.Meanwhile compared with ordinary the drill accuracy more high The countersink drill bit have self-starting point and four-fluted design eliminates chatter and vibration for smooth operation to make clean, accurate and burr-free cuts. Standard 1/4 inch hex shank is quick change compatible and has an adjustable counter sleeve depth with Allen wrench, for flush screw heads or deeper to cover with matching plugs Fast Chip Removal Faster discharge of sawdust, you will get a nice smooth surface on any type of hard, soft wood or aluminum Multipurpose Countersink drill bit erfect for wooden planks, plastic, soft metals, fiber board, particle board, plywood, alumiumn board etc.