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Drilling tools and sets

Drilling tools and sets

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ESD
ESD
ESD
ESD

ESD

Step drill, mm.

Step drill, mm (metric).

outside / maximum diameter (millimeter)
Order
Order codeESD.412
EAN code8719323602816
Order
Show alternatives
Order codeESD.420
EAN code8719323602823
Order
Show alternatives
Order codeESD.630
EAN code8719323602830
Order
Show alternatives

The Euroboor ESD Step Drill is engineered for smooth, precise drilling across a wide range of materials. Built from high-speed steel and TiN-coated for extra durability, this step drill delivers extended tool life and clean, accurate results—ideal for stainless steel, aluminium/aluminum, brass, copper, plastics, and more. With laser-etched size markings and a 3-flat shank for extra grip, the ESD is a reliable addition to any metalworker’s toolbox.

Sizes:

ESD.412
Ø: 4 – 12 mm
Length: 65 mm
Shank Size: 6 mm with 3 flats
Step Size: 1 mm per step
Number of Steps: 9

ESD.420
Ø: 4 – 20 mm
Length: 75 mm
Shank Size: 8 mm with 3 flats
Step Size: 2 mm per step
Number of Steps: 9

ESD.630
Ø: 6 – 30 mm
Length: 97 mm
Shank Size: 10 mm with 3 flats
Step Size: 2 mm per step
Number of Steps: 13


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Made from high-speed steel for long-lasting durability
TiN-coated to reduce wear and heat build-up
Spiral flute design ensures fast, clean chip removal
Laser-etched markings for easy hole size identification
3-flat shank prevents slipping in the chuck
Suitable for stainless steel, aluminium/aluminum, brass, copper, and plastic

Properties

Connection
connection 1 modeloutside
connection 1 typestraight shank
Dimensions
inside / minimum diameter (millimeter)4, 6
outside / maximum diameter (millimeter)12, 20, 30
Properties
system of measurementmm (metric)
applicationdrilling

Variations

No.inside / minimum diameter (millimeter)outside / maximum diameter (millimeter)Quantity
51021120001004
ESD.412		diameter inside, -from (Di / mm): 4diameter outside, -to (Do / mm): 12
51021200001004
ESD.420		diameter inside, -from (Di / mm): 4diameter outside, -to (Do / mm): 20
51021300001004
ESD.630		diameter inside, -from (Di / mm): 6diameter outside, -to (Do / mm): 30
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