Which drill diameters are included in this HiKOKI step drill set?

The 3-piece set includes step drills with ranges of 4 to 12 mm, 4 to 20 mm, and 6 to 30 mm.

What coating is applied to the step drills in this set?

The drills are made of HSS and feature a TiAlN coating for enhanced wear resistance and durability.

How many step drills are included in this set?

This set contains 3 individual HSS step drills.

What is the maximum drilling diameter in this set?

The maximum diameter you can drill with this set is 30 mm.

HIKOKI 780104 HSS step drill set tialn d.4-12 / 4-20 / 6-30mm 3-piece

Name: HIKOKI 780104 HSS step drill set tialn d.4-12 / 4-20 / 6-30mm 3-piece
Brand: HIKOKI
SKU: 08061169
Price: 150.6 EUR
Availability: PreOrder

Supplier number: HIKOKI 780104 | EAN 8717574055603

Recommended Retail Price €250.95

150.60 tax incl.

€124.46 excl. VAT (incl. all environmental contributions)

On order: delivered from 20/10/2026

set

Ordered before 20:00 - delivered as of 20/10/2026
Free shipping
Delivery by DHL

✆ Talk to a specialist

Smooth step drilling with Hikoki

Practical benefits

Three versatile drill sizes: You drill accurate holes from 4 to 30 mm without needing to swap between multiple bits.
Tough TiAlN coating: The heat-resistant coating lowers friction significantly, extending tool life across demanding sheet metal tasks.
Efficient chip clearing: The spiral flute design smoothly expels debris, giving you clean edges and continuous drilling control.

In a nutshell

The right choise for

With the Hikoki 780104 hss step drill set, you can drill accurate hole diameters from 4 to 30 mm in sheet metal without switching bits. This 3-piece set covers ranges of 4-12 mm, 4-20 mm, and 6-30 mm, crafted from durable hss and finished with a heat-resistant TiAlN coating that significantly reduces friction and wear. The spiral flute design clears chips efficiently, delivering clean and deburred holes in control cabinets, automotive bodywork, or duct panels in a single operation.

Product information FAQ

€150.60

tax incl.

Key features according to our expert

Smallest diameter: 4 mm
Largest diameter: 30 mm
Drill set type: Stair drill set
Quantity per set: 3

Product description

Step drill set HSS TiAlN 3-piece D.4-12 / 4-20 / 6-30MM

All Features

Smallest diameter: 4 mm
Largest diameter: 30 mm
Drill set type: Stair drill set
Quantity per set: 3
Content: 3-st.
Diameter (mm): 4-12 / 4-20 / 6-30
Implementation: HSS TiAIN helical spiral

Brand HIKOKI
08061169
EAN 8717574055603
Supplier number HIKOKI 780104

Frequently asked questions about this product

Answered by specialists

Which drill diameters are included in this HiKOKI step drill set?: The 3-piece set includes step drills with ranges of 4 to 12 mm, 4 to 20 mm, and 6 to 30 mm.
What coating is applied to the step drills in this set?: The drills are made of HSS and feature a TiAlN coating for enhanced wear resistance and durability.
How many step drills are included in this set?: This set contains 3 individual HSS step drills.
What is the maximum drilling diameter in this set?: The maximum diameter you can drill with this set is 30 mm.