1008-1010 for sizes up to 1 inch (cold-formed) and 1045 steel for sizes over 1 inch (hot-formed)

3/4-16 x 3 Socket Cap Screw Alloy

1/4-20 x 2 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (900)

#35 High Speed Aircraft Bit

Quality L-shaped Short Arm Hex Keys or Hex Wrenches from Brighton Best

1/2-13 x 5 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (150) Wall Dog Light Duty Anchors - Phillips Pan 1008-1010 for sizes up to1 2 13 x 5 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (150) . 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