ดอกสว่านขั้นบันได RUKO Step Drills

Step drills HSS, HSS-Tin and HSS-TiAIN, CBN ground, spiral fluted with split point, short design

Point cut : Work’s specification with split point DIN 1412 C

Point angle : 118°

Step angle : 90°

  • tolerance : work’s specification

Surface : bright / titanium-nitride / TiAIN coated

Step height 2,0 mm ideal to produce switchboards.

Size no. 2 k
Drilling range mm 4,0 – 30,00
Total length mm 72,0
Steps 14
Shank Ø mm 10,0
Article no. HSS 101 063
Article no. HSS-TiN 101 063 T
Article no. HSS-TiAIN 101 063 F

 

2 k 4,0 / 6,0 / 8,0 / 10,0 / 12,0 / 14,0 / 16,0 / 18,0 / 20,0 / 22,0 / 24,0 / 26,0 / 28,0 / 30,0

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