CH Tools HSS-E TiN Step Drill Bit 6–30mm – 13 Steps Insize Metric Inside Micrometer 125-150mm Range Series 3220-150 Its partial profile allows it

Its partial profile allows it to accommodate a range of pitch sizes

Across Flats: 65 mm

Insert Holders: ENH4-1 / ENH4-2 / ENH4-3

BSPF button dies are widely used in plumbing

Part No : 4644-1B18

CH Tools HSS-E TiN Step Drill Bit 6–30mm – 13 Steps Insize Metric Inside Micrometer 125-150mm Range Series 3220-150 Its partial profile allows itCH Tools HSS E TiN Step Drill Bit 630mm 13 Steps, Hex Shank The CH Tools HSS E Step Drill Bit is engineered for fast, precise drilling and enlarging of holes in sheet metal, plastics, aluminium, copper, and other thin materials. Manufactured from premium HSS E (High Speed Steel with Cobalt) and finished with a Titanium Nitride (TiN) coating, this step drill provides excellent wear resistance, lower cutting friction, and extended service life for