FOITECHY 99 Pieces Titanium Twist Drill Bit Set,Anti-Walking 135° Tip High Speed Steel, Size from 1/16" up to 3/8" for Plastic, Copper, Wood Metal Aluminum Alloy Cutting

• UPC   710702411409
• 1.Classic HSS construction with titanium coating for capability and durability. The cutting edge is hardened and honed for sharpness, chatter-free design with staggered cutting teeth ensure the precise countersinking and hole smooth clean. It can be used multiple times without deformation. 2.Your order comes in a handy metal box with handle for all 99 bits, each drill bits have its own clearly labelled designated storage spot which makes it the best craftsman drill bit kit. 3.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. 4.For Use On Metal, Wood & Plastics, Stainless Steel (Not for Use On Concrete / Masonry). Suitable for drilling kinds of materials, such as alloy steel up to 900 N/mm, iron, non-alloy steel up to 900 N/mm, copper, bronze, cast iron, hard plastics and Perspex. The bits can be used with most major machine drill.