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

The SOMTA 9140640 Carbon Steel Die Nut is designed for restoring 1/4" British Standard Fine (BSF) threads

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

5mm Hss Extra Length Straight Shank Drill is the ultimate choice for precision drilling in metal

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