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HSCo DIN 338 type RN MFD VARIO twist drill bit assortment 91 pieces
Premium all-rounder for use in stationary machines for high-precision machining of almost all materials, such as stainless steel, heat-resistant steels and titanium and for general applications in conventional steel up to 1200 N/mm² strength as well as in cast iron and non-ferrous metals (e.g. magnesium alloys, brass, bronze, plastic).
- Number of pieces in assortment/set: 91 PCS
- Quality: ZEBRA-Premium
- Standard / drilling depth: DIN 338 / 5xD
- Shank style: Cylindrical
- Material to be processed: Steel, Stainless steel, Cast iron, Titanium, Special alloy, Non-ferrous metal
- Surface: Magma multilayer coating
- Cutting material: HSCo
- Suitable for drill (points system): 2 of 4 points
- Suitable for cordless drills (points system): 2 of 4 points
- Suitable for upright drilling machine (points system): 4 of 4 points
- Suitable for milling-drilling centre (points system): 4 of 4 points
- Service life (points system): 4 of 4 points
- Drilling speed (point system): 4 of 4 points
- Bore hole quality (point system): 4 of 4 points
- Versatility (points system): 4 of 4 points
- Drilling behaviour (point system): 4 of 4 points
- Self-centring: Yes
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Variants
Low friction and fast chip removal
Exclusive Vario coil
Best centring ability and highest speed
Special four-surface grinding with optimised point thinning
Best guiding properties and accuracy (extremely high torsional rigidity)
Combination of double drill heel with a single drill heel
Up to 9 times longer tool life compared to uncoated drills and up to 2 times longer service life compared to conventional coatings (heat resistant up to 800°C)
Special Magma multi-layer coating
See overview tables for drill bit/material assignments
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