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Spiral Step Drill (Non-coated Cobalt High-Speed Steel)

Spiral Step Drill (Non-coated Cobalt High-Speed Steel)

· A high-grade material is used, enabling stable drilling without load or chatter.
· Work materials: Iron plate (items of strength 1,100 N/mm2 or less), stainless steel, aluminum, brass, plastic (up to 4 mm)

Part Number

Configured Part Number is shown.

Part Number
Part NumberVolume DiscountDays to ShipNumber of Steps
Shank diameter
Drilling Dimensions
(φ mm)
Overall Length
JAN Code Trusco Code Number Contained In A Packet
4 Day(s) or more 964、5、6、7、8、9、10、11、12654007140035561765-95631 pc.
4 Day(s) or more 984、6、8、10、12、14、16、18、20754007140035509765-96281 pc.
4 Day(s) or more 14104、6、8、10、12、14、16、18、20、22、24、26、28、301004007140035554765-96871 pc.
4 Day(s) or more 13104、6、12、15、18、21、24、27、30、33、36、391074007140038081765-98061 pc.
4 Day(s) or more 12106、9、12.5、15.2、18.6、20.4、22.5、26、28.3、30.5、34、371004007140035578765-99031 pc.
5 Day(s) or more 12106.5、8.5、10.5、12.7、15.2、16.2、18.6、20.4、22.5、25.5、28.3、32.5914007140114129766-01891 pc.


  1. 1

Basic Information

Step width(mm) 4 Surface Treatment Non-coating Number Contained In A Packet 1 pc.

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