R303
R303

R303 Machine Reamers

METRIC DIN
  • Designed with left helix and right cutting flutes with unequal flute design.
  • Downward chip evacuation.
  • Application for reaming different steels below 48HRC, cast iron…and etc.
  • HM-Carbide-Tipped-new
  • uncoated bright
  • 2-1
  • z-blade-5
  • steel-cast-iron-AL-copper
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Steel < 48HRC

P H M K N S

Work Material

P H K N
GR1 GR2 GR3 GR4 GR5 GR9 GR10 GR11
Carbon Steel <24HRC Low-alloyed Steel <30HRC Hi-alloyed Steel 30~38HRC Hardened Steel 38~48HRC Hardened Steel Cast Iron Aluminium Copper

Product Specification

Product Filter
Dc
Lc
L
d
z
Dc Lc L d z
H7 mm mm M.T. teeth
10 38 168 1 6
11 41 175 1 6
12 44 182 1 6
13 44 182 1 6
14 47 189 1 6
15 50 204 2 6
16 52 210 2 6
17 54 214 2 6
18 56 219 2 6
19 58 223 2 6
20 60 228 2 6
22 64 237 2 6
24 68 268 3 8
25 68 268 3 8
26 70 273 3 8
28 71 277 3 8
30 73 281 3 8
32 77 317 4 8
35 78 321 4 8
36 79 325 4 8
38 81 329 4 8
40 81 329 4 8