Bulk 1/4" Trim Head Phil Bronze Tapking® SD Concrete Screws – DurableCoat – Monster Bolts Size_3/8"-16 These precision-engineered UNS fine-thread screws

These precision-engineered UNS fine-thread screws are crafted from high-strength alloy steel and finished with a thermal black oxide coating for a smooth matte appearance and mild corrosion protection

Diameter / Thread: 5/16-12

and factory dry-waxed to keep drive torque low and predictable

Drive: Internal Torx® (6-lobe star) T20 for maximum torque transfer and zero cam-out

and general fabrication that needs a flange-style head with a backup slot for field service

Bulk 1/4" Trim Head Phil Bronze Tapking® SD Concrete Screws – DurableCoat – Monster Bolts Size_3/8"-16 These precision-engineered UNS fine-thread screwsMonster Overview: Get code approved performance and a clean finish with 1 4" Bronze Tapking SD Concrete Screws with Trim Head Phil Drive from Monster Bolts. Built for medium duty anchoring in concrete, block, and brick, these premium screws feature ICC and Miami Dade approval, making them ideal for inspection driven or commercial projects. The DurableCoat bronze finish provides up to 1000 hours of salt spray resistance, combining strength, long