HSS Step Drill Bits 4 - 20 mm, 8,0 mm, 70,5 mm
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In stockR1,025
The Story
This HSS step drill bit delivers precision drilling across multiple diameters from 4-20mm with a single tool, eliminating the need for pre-punching thanks to its split-point tip. Featuring CNC-ground spiral flutes for optimized chip removal and laser-marked diameter indicators for clear visibility, it provides smooth, burr-free performance on thin materials including sheet metal, plastic, and stainless steel.
add_circle The Upside
- check Versatile - drills multiple hole sizes with one tool
- check Durable HSS construction with coolant compatibility
- check Clear laser markings for easy diameter identification
remove_circle The Downside
- close Limited to thin materials (not for thick stock)
- close Specific size range may not cover all needs
- close Requires proper technique for optimal results
Specifications & features
Key features
- check_circle HSS (high-speed steel) construction for durability
- check_circle Step drilling capability from 4-20mm with one bit
- check_circle Laser-marked diameter indicators on both flutes
- check_circle 3-flat shank prevents slipping in chuck
- check_circle Split-point tip eliminates need for pre-punching
Specifications
Flute Type
CNC ground spiral
Material
HSS (High-Speed Steel)
Shank diameter
8.0 mm
Shank Type
3-flat
Tags
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