#4 x 3/8 Inch Black Oxide Alloy Steel Pan Head Type-Ab Self-Tapping Sheet Metal Screw Best Seller 5/8 Inch-18 Nitro Series Spiral

5/8 Inch-18 Nitro Series Spiral Point Tap Heat Treated Super High Speed Steel

HX TAP BLT GR5 ZP 1/2-13X4-1/2

Spiral abrasive bands are used for sanding and finishing of curved and contoured surfaces

Applications: air water or chemical hoses for pressure washing in chemical fluid transfer and for golf course maintenance

#4 x 3/8 Inch Black Oxide Alloy Steel Pan Head Type-Ab Self-Tapping Sheet Metal Screw Best Seller 5/8 Inch-18 Nitro Series SpiralPan head design is slightly rounded with minimal vertical sides. Square drive is designed to reduce the risk of stripping and allow single handed installation. Additionally reduces the ability to tamper with the fastener once installed.