Pre-drilling is recommended near board-ends to prevent splitting

7/8-9 x 4 Hex Cap Screw SS 18-8 (A2)

1 1/8 x 18 Ship Auger Wood Bit

10 x 4 Star Flat Decking Screws w/ NIBS Yellow Zinc Plated T17 - Carton (800)

27/64 Cobalt Heavy Duty Jobber Drill Bit

M24-3.00 x 200 Hex Cap Screw DIN 931 A2 (18-8) Stainless Steel Round Toggle Bolts Zinc Plated Pre-drilling is recommended near board-endsM24 3. 00 x 200 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.