high-strength screw anchor for concrete and masonry

3 1/2" Flat Washer SS 18-8 (A2)

7/8-9 Finished Hex Nut Silicon Bronze

5/8-11 x 4 1/2 Hex Cap Screw SS 18-8 (A2)

1 3/4-5 x 4 Socket Cap Screw Alloy

M20-2.50 x 190 Hex Cap Screw DIN 931 A2 (18-8) Stainless Steel Square Trim-Head Self Drilling Siding Screws 410 Stainless Steel high-strength screw anchor for concreteM20 2. 50 x 190 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.