Step Drills

Descriptions

Flute Type
Right hand cutting
Step Angel
90°
Point Angle
118°
Shank Type
3 flatted shank
Surface Treatment
Bright finish
Application
Cutting varying hole sizes in steel, high tensile steel up to 1.000N/mm2, cast steel, cast iron, metals and hard plastics up to 4mm thick without changing the drill bit. Each drill cuts parallel holes within a specific size range, 4-12mm rising in 1mm increments & 4-20mm & 4-30mm rising in 2mm increments
Manufactured To
Work standard
Material
HSS

Specifications

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Code	Description	Step Increments of	Number of Steps	Shank Dia(mm)	Diameter	Pack Qty	Packaged In/On	Price
5145-0001	4-12mm HSS Step Drills 3 Flatted Shank	1mm	9 with 4mm cutting depth	6mm 3 flat	4-12mm	1	Boxed	You need to be logged in to see prices.
5145-0002	4-20mm HSS Step Drills 3 Flatted Shank	2mm	9 with 4mm cutting depth	8mm 3 flat	4-20mm	1	Boxed	You need to be logged in to see prices.
5145-0003	4-30mm HSS Step Drills 3 Flatted Shank	2mm	14 with 4mm cutting depth	10mm 3 flat	4-30mm	1	Boxed	You need to be logged in to see prices.
5145-0004	3pcs HSS Straight Flute Step Drill Set 4-12,4-20,6-30	4-12mm (1mm), 4-20mm (2mm), 4-30mm (2mm)	4-12mm(9), 4-20mm(9), 4-30mm(14), with 4mm cutting depth	6mm 3 flat, 8mm 3 flat, 10mm 3 flat	4-12mm,4-20mm,4-30mm	1	Plastic case	You need to be logged in to see prices.