#4 Heavy Duty Drill Bit - Stubby Length

18-8 stainless steel hex tap bolts will have a typical composition of 18% chromium and 8% nickel

1/4 x 3 Mushroom Spike Zinc Plated (100)

1/2-13 x 8 Grade 8 Hex Cap Screw Yellow Zinc Plated

#17 x 6 High Speed Aircraft Bit Cobalt

7/16-20 L9 Hex Collar Locknuts Cadmium Yellow & Wax Coated Domestic USA (1500) Wedge Anchors 304 Stainless Steel #4 Heavy Duty Drill Bit7 16 20 L9 Hex Collar Locknuts Cadmium Yellow & Wax Coated Domestic USA (1500). L9 High Tensile Strength Hex Collared Locknuts are designed for use in high stress, severe service environments. The highest mechanical strength off the shelf fastening system available, its special features control torque tension characteristics to develop high clamp loads when using properly controlled tightening methods. Brighton Best manufactures L9 nuts from AISI