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bosch_2608597524
bosch_2608597524
bosch_2608597524
bosch_2608597524
bosch_2608597524
bosch_2608597524

BOSCH 2608597524 step drill HSS 4-20 1/4", 70.5 mm

Recommended Retail Price €107.35
48.20 tax incl.
€39.83 excl. VAT (incl. all environmental contributions)
On order: delivered from 02/06/2026
blister

  • Ordered before 20:00 - delivered as of 02/06/2026
  • Shipping costs €11.99 VAT included | Free shipping for orders over a total amount of 125 euros
  • Delivery by DHL

Product description

  • Step drill bit HSS 4-20 1/4", 70.5 mm
  • Smooth drilling of various diameters with one drill bit
  • HSS step drill bit can make smooth drillings of various diameters with one drill bit
  • Pre-punching is unnecessary as the split point enables easy drilling

Advantages

  • Drilling various diameters - The HSS step drill bit can make smooth, burr-free holes of various diameters with a single drill bit.
  • The drill bit is ideal for deburring, drilling round holes and enlarging existing holes.
  • Pre-punching is unnecessary as the split tip allows easy drilling.
  • The CNC ground spiral groove offers optimised chip removal and reduced vibration for uniform drilling.
  • Axial and radial back grinding ensure excellent cutting performance and absolute smoothness.
  • This step drill is suitable for use on thin materials, such as non-ferrous metals, sheet plastic, sheet steel, plastic and stainless steel.
  • The step drill is made of HSS (High-Speed Steel) and will last a long time if coolant is used.
  • Using laser, the hole diameters in both spiral grooves are clearly visible and durably marked.
  • Hexagonal shank for maximum power transfer in standard three-claw drill chucks and drill/screw machine holders.
Key features according to our expert
  • Smallest diameter: 4 mm
  • Largest diameter: 20 mm
  • Shank size: 1/4 inch
Specifications / All features
  • Brand: BOSCH
  • EAN: 3165140107396
  • Supplier number: BOSCH 2608597524
Smallest diameter
4 mm
Largest diameter
20 mm
Shank size
1/4 inch
Implementation
HSS
Overall length mm
70,5
Shaft diameter in.
1/4
Stair height mm
4
Stair diameter (range) mm
4-20
Stair diameter (all) mm
20 / 6 / 8 / 10 / 12 / 14 / 16 / 18 / 20
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