NC Machine Reamers 4&6 Flute Straight Shank Chucking Reamers
Uncoated Bright
MG Carbide
0°
Code No: R391-DC
Standard Length Dc H7 Dc mm L mm
Bright R391
Bright R391
L mm
d mm
Z teeth
d mm
Z teeth
Dc H7 8.5 8.6 8.7 8.8 8.9
Dc mm
19 64 3.57 4 19 64 3.57 4 22 70 3.97 4 22 70 3.97 4 22 70 3.97 4 22 70 3.97 4 22 70 4.37 4 22 70 4.37 4 22 70 4.37 4 22 70 4.37 4 22 70 4.76 4 25 76 4.76 4 25 76 4.76 4 25 76 4.76 4 25 76 4.76 4 25 76 4.76 4 25 76 4.76 4 25 76 4.76 4 25 76 5.56 4 25 76 5.56 4 25 76 5.56 4 25 76 5.56 4 25 76 5.56 4 25 76 5.56 4 25 76 5.56 4 25 76 5.56 4 29 83 6.35 6 29 83 6.35 6 29 83 6.35 6 29 83 6.35 6 29 83 6.35 6 29 83 6.35 6 29 83 6.35 6 29 83 6.35 6 29 83 7.14 6 29 83 7.14 6 29 83 7.14 6 29 83 7.14 6 29 83 7.14 6 29 83 7.14 6 29 83 7.14 6 29 83 7.14 6 32 89 7.94 6 32 89 7.94 6 32 89 7.94 6 32 89 7.94 6
32 89 7.94 6 32 89 7.94 6 32 89 7.94 6 32 89 7.94 6 32 89 7.94 6 32 89 7.94 6 32 89 7.94 6 32 89 9.13 6 32 89 9.13 6 32 89 9.13 6 32 89 9.13 6 32 89 9.13 6 32 89 9.13 6 32 89 9.13 6 32 89 9.53 6
3.9
4
4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8 4.9
9
9.1 9.2 9.3 9.4 9.5 9.6 9.7 9.8 9.9
Work Material P H M K N S
5
P Steel
5.1 5.2 5.3 5.4 5.5 5.6 5.7 5.8 5.9
H <48HRC
Hardened Steel
10 32 89 9.53 6 10.1 32 89 9.53 6 10.2 32 89 9.53 6 10.3 32 89 9.53 6 10.4 32 89 9.53 6 10.5 32 89 9.53 6 10.6 35 102 9.53 6 10.7 35 102 9.53 6 10.8 35 102 9.53 6 10.9 35 102 9.53 6 11 35 102 9.53 6 11.1 35 102 9.53 6 11.2 35 102 9.53 6 11.3 35 102 9.53 6 11.4 35 102 9.53 6 11.5 35 102 9.53 6 11.6 35 102 11.11 6 11.7 35 102 11.11 6 11.8 35 102 11.11 6 11.9 35 102 11.11 6 12 38 102 11.11 6 12.1 38 102 11.11 6 12.2 38 102 11.11 6 12.3 38 102 11.11 6 12.4 38 102 11.11 6 12.5 38 102 11.11 6 12.6 38 102 11.11 6 12.7 38 102 11.11 6 12.8 38 102 11.11 6 12.9 38 102 11.11 6 13 38 102 11.11 6
K Cast Iron
N Aluminium
N Copper
6
N Plastics
6.1 6.2 6.3 6.4 6.5 6.6 6.7 6.8 6.9
Tolerance: DC +0.004/+0.008: 0.5~3.0 +0.005/+0.010: 3.0~6.0 +0.006/+0.012: 6.0~10 +0.008/+0.015: 10~18 Feature of product:
Provide superior wear resistance. Can withstand the highest cutting temperatures in low tensile and highly abrasive materials such as Bronze, Copper, Rubber, Aluminium, Cast Iron, and Steel… etc.
7
7.1 7.2 7.3 7.4 7.5 7.6 7.7 7.8 7.9
8
8.1 8.2 8.3 8.4
332
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