Brand : SKC Japan
SKU : 089-04-116

Type of thread Unified coarse thread (UNC)

-Model 803#
-Size - Size X UNC Thread per inch : 1 1/4'' x 7 (16)
-3 pieces set 
-Taper: 8 to 10 threads chamfered for easy thread starting in rough materials
- Plug: 3 to 5 threads chamfered - general use when tapping to bottom of holes is not critical. 
            (This is the most widely used type of tap.)
-Bottoming: 1-1/2 threads chamfered 
                       Use after threads have been started for tapping to bottom of hole.
-Made in Japan

SKC taps tools are a leading manufacturer's for industrial sector. All SKC products are manufactured in Japan under strict quality control. The brand is well known the best quality tap across the world. 

SKC Hand Taps are the general purpose option for thread cutting in most materials including steel, some stainless steels, cast irons and non-ferrous materials such as Aluminium, Brass and many others.

Taps and dies are tools used to create screw threads, which is called threading. A tap is used to cut or form the female portion of the mating pair (e.g., a nut). A die is used to cut or form the male portion of the mating pair (e.g., a bolt). The process of cutting or forming threads using a tap is called tapping, whereas the process using a die is called threading.