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Sealey AK4743 Spiral Flute HSS Cobalt Step Drill Bit Set 3pc

Three high-speed HSS 5% cobalt spiral flute step drills. Double spiral flutes for efficient swarf clearance. Allows clog-free, precision drilling of 18 different size holes with just three bits. Supplied in storage case.

Features and Benefits

• SPIRAL FLUTE – Three high-speed HSS 5% cobalt spiral flute step drills.
• SWARF CLEARANCE – Double spiral flutes for efficient swarf clearance.
• PRECISION – Allows clog-free, precision drilling of 18 different size holes with just three bits.
• SIZES #1: 4-12mm, #2: 4-20mm in 2mm increments, #3: 4-32mm in 2mm increments.
• STORAGE – Supplied in storage case.

Technical Specification