Premier Straight Flute HSS Cobalt Step Drill Bit 4-22mm

• STRAIGHT FLUTE – High-speed HSS 5% cobalt straight flute step drill.
• SWARF CLEARANCE – Double straight flutes for efficient swarf clearance.
• PRECISION – Allows clog-free precision drilling of ten different size holes with just one bit.
• SIZES – Ø4 – 22mm in 2mm increments.
• STORAGE – Supplied in plastic storage case.