hikoki_780112

HIKOKI 780112 step drill HSS 4-20 mm

Supplier number: HIKOKI 780112 | EAN 8717574055825
Recommended Retail Price €51.97
31.20 tax incl.
€25.78 excl. VAT (incl. all environmental contributions)
On order: delivered from 17/10/2026

  • Delivery by DHL

Accurate drilling with Hikoki step bit

Practical benefits
  • Multi size drilling range: You drill clean holes from 4 to 20 mm effortlessly without needing multiple drill bits.
  • Secure 8 mm shank: The 8 mm shank fits standard drill chucks firmly to reduce slipping under load.
  • Tough HSS construction: High-speed steel construction ensures smooth cuts in sheet metal and plastics while extending tool life.

In a nutshell

The right choise for

With the Hikoki 780112 hss step drill bit, you drill clean and accurate holes across multiple diameters without changing bits. Covering a range from 4 to 20 mm, this tough high-speed steel bit produces smooth, burr-free cuts in sheet metal and plastics. The 8 mm straight shank fits securely into standard 10 mm and 13 mm chucks to prevent slipping during demanding tasks. It is the practical choice for enlarging holes in thin-walled materials, electrical enclosures, and ducting.



€31.20
tax incl.

Product information

Key features according to our expert

  • Smallest diameter: 4 mm
  • Largest diameter: 20 mm
  • Shank size: 8 mm

Product description

  • Step drill HSS D. 4 - 20 MM

All Features

Smallest diameter
4 mm
Largest diameter
20 mm
Shank size
8 mm
Diameter (mm)
4-20
Implementation
Straight spiral
Connection
8 mm
  • Brand HIKOKI
  • EAN 8717574055825
  • Supplier number HIKOKI 780112

Frequently asked questions about this product

Answered by specialists
What drilling diameters can you achieve with this step drill?
This step drill bit allows you to drill holes from a minimum of 4 mm up to 20 mm.
What is the shank size of this step drill bit?
The drill bit features a straight shank with a diameter of 8 mm.
What is an HSS step drill bit used for?
It is designed for drilling and enlarging clean holes in materials such as sheet metal and plastics.
Does this bit fit standard drill chucks?
Yes, the 8 mm shank is compatible with standard 10 mm and 13 mm three-jaw chucks.
Questions about this product?

Our product specialists are happy to help with any questions about this range. Call, email or chat with us!

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