#21 x 6 High Speed Aircraft Bit Cobalt

#34 Heavy Duty Jobber Drill Bit

3/32 x 12 High Speed Aircraft Bit Cobalt

#53 Heavy Duty Jobber Drill Bit

1/2-13 x 5 1/2 Socket Cap Screw 18-8 (A2) Stainless Steel

1/4-28 x 4 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (450) Drop-In Anchor Setting Tools - Clearance #21 x 6 High Speed1 4 28 x 4 1 2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (450) . Grade 8 Hex Cap Screws are manufactured in the USA from medium carbon alloy steel. In diameters 1 4 to 1 1 2 inches our Grade 8 material meets or exceeds SAE J429 Grade 8 specifications. Diameters over 1 1 2 inches meet or exceed ASTM A354 Grade BD. All material is manufactured with rolled threads. Yellow zinc plated bolting will meet or exceed ASTM F1941. Typical hardness on