#12 2-1/2 in. Hex SDS Galvanized Screws (Bag of 250)

Wood to metal screws are made from c1022 steel, case hardened for fastening wood to steel or aluminum. The star drive flat head reduces camout and end load, handles greater torque than Phillips or square drive and eliminates spinning and fastener damage. For star drive use a t30 drill bit (not included). Reamer wings drill through wood and snap off when they encounter metal. The 3 drill point penetrates up to 1/4 in. Metal with no predrilling.”,”highlights”:[“Fastening wood to steel or aluminum”,”Made of carbon steel to ensure durability”,”Bi-hexagonal drive provides security and aesthetic benefits”

Drive Style:Hex

Fastener Color:Silver

Fastener Material:Carbon Steel

Fastener Plating:Galvanized

Fastener Type:Self-Drilling Screws

Features:No Additional Features

Head Style:Hex Head

Included:No Additional Items Included

Interior/Exterior:Exterior

Materials Fastened:Wood to Metal

Measurement Standard:SAE

Package Quantity:250

Product Weight (lb.):5 lb

Returnable:90-Day

Thread Style:Hi-Lo

Manufacturer Warranty:No Warranty

Screw Length:2-1/2 in

Size:#12

Thread Pitch (mm):1.693 mm

Threads Per Inch (TPI):15