Feature
●✔ Product: 2 cutting HSS multi-step drill bits with spiral groove Tialn coated, sizes: 6-38 mm in 12 steps (6, 9, 13, 16, 19, 21, 23, 26, 29, 32, 35, 38 mm)
●✔ Surface: HSS with titanium aluminium nitrite coating of the spiral groove for reduced wear and better chip removal
●✔ Use: for hard materials but especially stainless steel
●✔ Comfort: with deburring zone edge breaker for direct deburring of the rear cutting surface at level 13
●✔ Safety: triple shaft to prevent slipping, no chatter marks
Description
Proteco tool multi-stage drill
proteco tool
HSS/TiALN professional multi-stage drill bit set 4-12/4-20/4-32 mm
Description:
2 cutting edges HSS multi-stage drill with coated spiral groove TiALN (titanium aluminium nitrite)
For hard materials but especially for stainless steel sheets.
With deburring zone (edge breaker) for deburring the back cutting surface
A three-surface shaft to prevent slipping in the drill chuck.
For burr-free drilling, rubbing, redrilling and expanding pipes, sheet metal and profiles made of CrNi steel (stainless steel VA stainless steel), non-ferrous metals, mild steel, plastics and plexiglass.
Technical data:
Material: HSS
Sizes: 4-12 mm in 5 steps (4 6 8 10 12 mm), 4-20 mm in 8 steps (4 6 8 10 12 14 16 18 20 mm), 4-32 mm in 15 levels (4 6 8 10 12 14 16. 18 20 22 24 26 28 30 32 mm)
Finish: HSS, spiral groove TiALN titanium aluminium nitrile coated
Shaft: Triple shaft prevents slipping
Shaft Diameter 6, 8 and 10 mm
Important details:
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Deburring zone/edge breakerWith deburring zones on the drill step 10 mm. For deburring the drill holes on the back. |
Triple shaftWith a three-surface shaft to prevent slipping in the drill chuck. We recommend use on high-torque stand drills |
Spiral grooveSpiral groove for optimal chip removal, especially for non-breaking chips such as stainless steel. |
Set of 3Also available as a set with drill sizes 4-12mm, 4-20mm and 4-32mm |
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| Step drill 10-45 TIALN | Step drill bit 6 - 30 mm | Step drill 4 - 32 mm | Step drill bit 6 - 38 mm | Step drill 10 - 45 mm | Set of 3 pieces | |
| Size: | 10 - 45 mm in 8 steps (10, 15, 20, 25, 30, 35, 40, 45 mm) | 6 - 30 mm in 13 steps (6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30 mm) | 4 - 32 mm in 15 steps (4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32 mm) | 6 - 38 mm in 12 steps (6,9,13,16,19,21,23,26,29,32,35,38 mm) | 10 - 45 mm in 8 steps (10, 15, 20, 25, 30, 35, 40, 45 mm) | 3 pieces with 4-12/4 - 20/4 - 32 mm |
| TiaLn/HSS coating all around | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Triple shaft | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Shank diameter | 12mm | 10mm | 10mm | 10mm | 12mm | 6, 8 and 10 mm |
| edge breaker | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Spiral groove | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
