The anchors have a 3/16" diameter and a 2-3/4" length

protected by Simpson's proprietary Quik Guard® coating against the elements

1-8 x 8 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (10)

5/8-11 x 10 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (25)

18" bit extension Strong-Drive® SDPW DEFLECTOR Screw Bit Extension Flat Split Drive Anchors Zinc Plated The anchors have a 3/16"The 18" bit extension Strong Drive SDPW DEFLECTOR Screw Bit Extension is designed to securely attach bits for efficient and safe fastening. Its advanced deflector design prevents screw breaks and delivers improved thread engagement in various materials.