8 ps/set in fitted plastic box HSS + 5% Cobalt M35 #H516-6507
- 8 ps/set 1/2″ shank M35 ( HSS + 5% Cobalt )
- Silver & Deming drill sets in a fitted plastic box
- Size include: 9/16″, 5/8″, 11/16″, 3/4″, 13/16″, 7/8″, 15/16″, 1″
- With aggressive 135° split points, these cobalt drills bits not only last longer while drilling but also cut faster than standard high-speed steel bits. It’s ideal for drilling cast iron, heat-treated steel, stainless steel and other hard materials.
- Straight shank with 3-Equal-flats to fit 1/2″ chucks
- All sizes 6″ overall length with 3″ flute length
- Gold and black color