Punch with cylindrical head

with stepped point and spring loaded ejector pin to DIN ISO 8020, type F

type E

type G

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Item no.:

217. . . base length l2 = 10 mm

 Hardness: Shaft: Material HSS         HRC 64 ± 2
  218. . . base length l2 = 13 mm     Material CPM 10 V HRC 62 ± 2
  219. . . base length l2 = 17 mm      
  The 4th digit of the item no.   Head: Material HSS

 

 indicates the material, see How to order     and CPM 10 V         HRC 50 ± 5
Version: Hardened, tempered, shaft fine ground       
  finished. How to order: For punch type F
  Completely assembled with coil spring,   Cutting diameter d1 = 5 mm
  grub screw and ejector. Spring pressure   Shaft diameter   d3 = 13 mm
  of ejector can be adjusted at grub screw   Total length      l1 = 80 mm
  on head.   High speed steel (HSS):

 
Material: HSS = High speed steel   Punch ISO 8020
  CPM 10V= High performance powdered steel   F-HSS 5 x 13 x 80
  For other materials see from (Material Table)   Item no.: 2193.05.13.080
       
       

 

d1 Gradation d2 d3 r l2 l1
j 6 d1 0 m5 + 0,1 + 0,5 + 0,5
    - 0,15   0 0 + 0,2
            71 80 90 100
1,6 bis 5,9 0,1 9 6 0,3 10 ■ ■ ■ ■
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   ■ ■ ■