Flutes Form: Two flutes form helps clear chips and debris away from the bit; decreasing friction and heat for a faster; cooler drilling process
Adjust the layout and efficiency: The 135° swift cutting tip automatically centers and penetrates rapidly with minimal force; Eliminate drifting; expel debris and particles swiftly
Process Treatment: Titanium coated surface prevent rusting; which increase the hardness of the drill bit and reduces heat buildup; make the twist drill bit more wear-resisting for longer life
Premium Quality: High speed steel materials for strength and durability; Ideal for DIY household projects; Fit for wood,cast iron, aluminum alloy, plastic, fiberglass drilling as well as multiple driving and fastening
Organized Holder: Includes 29pc HSS drill bits; 1/4 inch hex shank; 1 quick-change adapter and 16 piece Cr-V bits set ; 29 drill bits sizes from 1/16" to 1/2"