Four-blade Design?This Groove 6X drill bits set, featuring a 'Four-blade' design, allows for faster chip ejection and its full screw tip ensures ease of use and pulls through

Self-tapping Drill Tip?Accurate positioning for a variety of soft and hard wood drilling The larger notch design can greatly reduce the resistance when opening the hole

chrome vanadium steel? Woodworking drill bits are made of chrome vanadium steel material, after quenching and tempering, they have good toughness and long service life

application? Woodworking drill bit sets are widely used in wood boards, density boards, compression boards, etc., suitable for door locks, drawer openers, and wood reaming.

Woodworking tools are sharp, wear-resistant, and resistant to deformation. Please make sure that these auger bits are working on wood, and fix the bits firmly.