29Pcs M2 HSS Cobalt Drill Bits Set, 1/16"-1/2" Metal Drill Bits 1/16"-1/2" Black and Gold 29
29Pcs M2 HSS Cobalt Drill Bits Set, 1/16"-1/2" Metal Drill Bits
Product Features
- 29Pcs Jobber Drill BitsThis 29-piece drill bit set includes 29 sizes ranging from 1/16 inch to 1/2 inch to meet your drilling needs.
- M2 Cobalt High Speed SteelMade of industrial-grade M2 cobalt high-speed steel, its hardness and wear resistance far exceed those of ordinary high-speed steel. Even under the high temperatures generated by high-speed drilling, it can still maintain the hardness and toughness of the blade, effectively preventing edge curling and breakage, and extending the service life
- Application rangeIt is specially designed for stainless steel, alloy steel, cast steel and other hard metals, and can also be used for plastics, aluminum alloys and wood
- Fully Ground Process & 135 Split PointThe spiral grooves are fully ground, ensuring smooth and rapid chip removal, effectively reducing friction and heat buildup. The 135 self-centering tip design allows for precise positioning of the drill bit, eliminating the need for pre-punching to start drilling, improving efficiency and accuracy
- After Sales ServiceIf you have any problems after your purchase, please contact us and we'll get back to you promptly