wood panels and metal trim to steel studs

#3 x 6 High Speed Aircraft Bit Cobalt

1/2-13 x 1 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (50)

5/8 x 13 ITM SDS Max X-Cutter Hammer Drill Bit

3/4-10 x 12 Grade 5 Hex Cap Screw Zinc Plated

5/8-18 x 8 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (25) Reduced Shank Drill Bits - 1/2 Shank wood panels and metal trim5 8 18 x 8 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