Simpson Zinc's Nailon™ pin drive anchor mushroom head is crafted from 304 stainless steel and designed to provide secure fastening in concrete or masonry

5/8-11 x 18 A307A Hex Bolt Zinc Plated

1-14 x 8 Socket Cap Screw Alloy

10 x 2 1/2 Simpson Flat-Head Deck-Drive™ DWP Wood Screws - 6-Lobe Drive 316 SS - Deck Pack (350)

while the proprietary thread design helps prevent splitting in both soft and hard woods

1-1/2" X 2" HSS Annular Cutter, Qualtech, Premium, DWC5-530-257 M16-2.00 Socket Set Screws Cup Point DIN 916 Black Oxide Simpson Zinc's Nailon™ pin driveAnnular cutters are designed for fast, efficient hole making. Annular cutters cut only that material necessary to produce a quality hole. Works with Hougen Magnetic Drill, Milwaukee and similar machines.