This tap is ideally used for machine tapping of threads. It takes the swarf or chips away from the cutting direction. Takes the thread to the bottom of the hole. Mainly used for cutting threads in steel but can be used for other materials....

For most 1/2 sheet sanders. Assorted pack comprises 3 x 60, 4 x 80 and 3 x 120 grit grades. Packed 10 sheets per pack....