Provide secure wood to metal fastening and strong holding power without the need to pre-drill. Engineered drill point and flute allow for efficient material remova SKU: 42987730 MFG: 21358 Shop more products by Teks. Get best discount deals on builders hardware supplies. Your one-stop shop for buying Nuts, Bolts, Screws & Fasteners SHARE Share on Facebook Tweet on Twitter Share on Google+ Pin on Pinterest Free shipping over $35 $26.55 Quantity In Stock Add to cart Request a Bulk Quote Thank you for your quote request. We will be in touch. DETAILS Description DESCRIPTION Highlights: Size : 1/4-14 x 2-1/2" Head : 3/8" Hex Head Self-Tapping Ideal for fastening 20- to 12-gauge metal to metal Use to attach duct work to steel framing in HVAC applications Use to attach accessories to steel framing in electrical applications Can be used in overhead steel doors, hinges and latches Made of steel Zinc-plated Strong holding power No pre-drilling is necessary FEATURES MFR: 21358 SKU: 42987730 UPC: 092097213586 Brand: Teks