Tapping screw threads

1/2-13 Drop-In Anchor Zinc Plated (50)

8 x 9/16 Simpson Mod Truss-Head Self-Drilling Wire Lath Screws - Phillips Drive 410 SS - Box (100)

Powers Wall-Dog™

#57 Heavy Duty Drill Bit - Stubby Length

M24-3.00 x 180 Hex Cap Screw DIN 931 A2 (18-8) Stainless Steel 10-32 Socket Cap Screws Alloy Tapping screw threadsM24 3. 00 x 180 Hex Cap Screw DIN 931 A2 (18 8) Stainless Steel DIN 931 A2 Hex Cap Screws are manufactured from A2 70 stainless steel per ISO 3506 part 1. These are partially threaded hex cap screws with all dimensions conforming to DIN 931. Designed for use in standard bolting applications where corrosion is of concern.