IRWIN HANSON 1/4" - 28 NF Tap and No. 3 Drill Bit Set, 80232
The IRWIN HANSON 1/4 - 28 NF Tap and No. 3 Drill Bit is ideal for creating precise holes and 28 clean threads per inch in metal for general purpose drilling. The drill bit is constructed of high speed steel for fast drilling, while the tap is crafted of high carbon steel for durability."
Ideal for creating and threading fasteners holes in metal