Used for hand threading work in a variety of materials. Produces class 2B thread. Tap size and recommended drill bit size is laser etched on each tool for easy identification. SKU: 42866412 MFG: 1791137 Shop more products by Irwin. SHARE Share on Facebook Tweet on Twitter Share on Google+ Pin on Pinterest Free shipping over $35 Normally ships within 24 hours $5.58 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" - 20 NC Use with no. 7 drill bit 1 to 2 threads chamfered Ideal for threading close to the bottom of blind holes High carbon steel material For hand tapping applications Chip breaking technology cuts chips easier Tap size and recommended drill bit size are laser etched on each tap Taps produce a class 2B thread Carded WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov FEATURES MFR: 1791137 SKU: 42866412 UPC: 038548994130 Brand: Irwin