1/4-20 x 4 Combo Flat Sleeve Anchor Zinc Plated (50)

47/64 x 6 Reduced Shank Drill Bit Cobalt (1/2 Shank)

14 x 7 ThruLOK® Screw Bolt Fastening System (24)

#37 Heavy Duty Drill Bit - Stubby Length

3/4-10 x 2 Hex Tap Bolt 18-8 (A2) Stainless Steel

5/16 L9 SAE Tension Flatwasher Yellow Zinc Plated Domestic USA (100) Reduced Shank Drill Bits - 1/2 Shank 1/4-20 x 4 Combo Flat5 16 L9 SAE Tension Flatwasher Yellow Zinc Plated Domestic USA (100) . L9 High Tension SAE pattern flat washers 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.