Bulk Hammer Drive Anchors – Mushroom Head – Zinc Alloy with Zinc-Plated Nails – Monster Bolts 440174 while corrosion-proof stainless construction stands

while corrosion-proof stainless construction stands up to moisture and mild chemicals

Use a square/Robertson drive bit for a secure fit and minimal slippage

these screws use a precise 30° thread-forming flank to displace plastic and form strong

low-glare finish

Available in sizes ranging from 1/4" to 1-1/2"

Bulk Hammer Drive Anchors – Mushroom Head – Zinc Alloy with Zinc-Plated Nails – Monster Bolts 440174 while corrosion-proof stainless construction standsMonster Overview: Speed up light duty fastening in masonry with Hammer Drive Anchors Mushroom Head from Monster Bolts. These anchors feature a zinc alloy body and a zinc plated steel nail. Simply drill, set the anchor, then hammer the nail to expand the shield and lock the anchor in place. Ideal for concrete, block, brick, and stone. Great for mounting clips, straps, electric boxes, signs, and brackets where a quick, permanent set is needed. Monster