1 1/4-12 x 12 Socket Cap Screw Alloy

5/8-11 x 3 1/2 Socket Set Screw Cup Point Alloy

1-8 x 2 3/4 Socket Cap Screw 18-8 (A2) Stainless Steel

3/4-10 x 4 1/2 Hex Cap Screw SS 18-8 (A2)

#12 Heavy Duty Jobber Drill Bit

5/8-18 x 2 1/4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (25) 12" Aircraft Bits Cobalt - Fractional 1 1/4-12 x 12 Socket5 8 18 x 2 1 4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (25) . L9 High Tensile Strength Hex Cap Screws 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 bolting from AISI alloy steels. L9