Punch with cylindrical head

with round stepped point to DIN ISO 8020, standart type B

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Item no.:

215. . . base length l2 = 10 mm Hardness: Shaft: Material HWS     HRC 62 ± 2
  213. . . base length l2 = 13 mm     Material HSS
  214. . . base length l2 = 17 mm     and Vanadis 23     HRC 64 ± 2
  The 4th digit of item no.   Head: Material HWS

 

indicates the material, see How to order     HSS and
        Vanadis 23           HRC 50 ± 5
       
Version: Hardened, tempered, shaft fine ground finished, How to order: For punch type B
  head hot forged and annealed.   Cutting diameter d1 = 4,2 mm
Shaft diameter   d = 8 mm
Material: HWS        = High carbon high chrome steel   Total length       l1   = 80 mm

 

HSS         = High speed steel   High carbon chrome steel (HWS):
  Vanadis 23= High performance powdered high speed steel                     
      Punch ISO 8020
  For other materials see from (Material Table)   B-HWS 4,2 × 8 × 80,
      Item no.: 2132.042.08.080
       

d1 Stufung d2 d3 T r l2 l1
j6 d1 0 m 5 + 0,2 + 0,1 + 0,5 + 0,5
      - 0,15   + 0,1 0 0 + 0,2
              71 80 90 100
0,8 bis 2,9 0,1 5 3 3 0,3 10    
1,0 bis 3,9 6 4    
1,2 bis 4,9 8 5 5    
1,6 bis 5,9 9 6
2,5 bis 7,9 11 8 13
4,0 bis 9,9 13 10 17
5,0 bis 12,9 16 13 0,4
8,0 bis 15,9 19 16
12,0 bis 19,5 0,5 24 20  
16,5 bis 24,5 29 25