13 piece Titanium-plated Drill Bit Set

Product Description：

• Designed to fit on impact driver (1/4”)
• Constructed of high-speed steel, tungsten steel and other materials
• Features: straight shank  drills have double relief angles, self-centering is not allowed to pre-set holes, reduce drilling resistance, reduce heat, and the drill bit is more durable
• Process: The straight shank  drill is made by rolling on a fully automatic hot rolling mill.

Pieces include:

• 1.5mm, 2mm, 2.5mm, 3.0mm, 3.2mm, 3.5mm, 4mm,

•  4.5mm, 4.8mm, 5mm, 5.5mm, 6mm, 6.5mm each