CH Tools HSS-E TiN Step Drill Bit 4–22mm – 10 Steps Best Carbide 5/16" 4 Flute Short Series Square End Mill – 5/16" Shank Diameter: 10 mm

Diameter: 10 mm

Maximum AC Voltage - 240 V

Long-Lasting Performance – Superior material and geometry extend cutting life in production use

this caliper provides clear dial readability

and datum setting for CNC machining centres

CH Tools HSS-E TiN Step Drill Bit 4–22mm – 10 Steps Best Carbide 5/16" 4 Flute Short Series Square End Mill – 5/16" Shank Diameter: 10 mmCH Tools HSS E TiN Step Drill Bit 422mm 10 Steps, Hex Shank The CH Tools HSS E Step Drill Bit is designed for fast, accurate enlargement of holes in sheet metal, plastics, and thin walled materials. Manufactured from premium HSS E (High Speed Steel with Cobalt) and finished with a Titanium Nitride (TiN) coating, this step drill delivers superior wear resistance, reduced friction, and extended tool life in demanding workshop and fabrication