1/2-13 x 5 3/4 Hex Cap Screw SS 316 (A4)

3/4 x 8 ITM SDS Plus Hammer Drill Bit

1 1/8 x 6 Reduced Shank Drill Bit Cobalt (1/2 Shank)

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10 x 6 Phillips Bugle Decking Screws Dacrotized - Carton (500)

1 1/2-6 L9 Hex Collar Locknuts Cadmium Yellow & Wax Coated Domestic USA (5) 5/8-11 Grade 8 Hex Cap Screws Yellow Zinc Plated 1/2-13 x 5 3/4 Hex1 1 2 6 L9 Hex Collar Locknuts Cadmium Yellow & Wax Coated Domestic USA (5). 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 alloy