7/8 x 12 High Speed Long Boy (1/2" Shank) 3/4-16 Hex Cap Screws 316 Stainless Steel #11 x 6 High Speed

7 8 x 12 High Speed Long Boy (1 2" Shank) 3 4 16 Hex Cap Screws 316 Stainless Steel #11 x 6 High Speed #11 x 6 High Speed Aircraft Bit Cobalt A307 Grade A Carriage Bolts are manufactured from low carbon steel to meet or exceed ASTM A307 Grade A Straight shank to 1 2” 1 2” reduced shank for sizes above 1 2” M2 high speed steel Sharp cutting edge to drill in many different materials: Mild Steel Cast Iron Aluminum Wood Extra length flute with continuous cutting edges for drilling deep holes and fast chip removal Reduced shank fits all drill motors with 1 2” chucks Non slip grip prevents the bit from spinning in the chuck 7 8 x 12 High Speed Long Boy (1 2" Shank)