NC Machine Reamers 4&6 Flute Straight Shank Chucking Reamers
Uncoated Bright
MG Carbide
0°
Code No: R391-DC
Work Material P H M K N S
Lc
L
Standard Length Dc H7 Dc mm
P Steel
Bright R391
L mm
d mm
Z teeth
H <48HRC
0.5 0.6 0.7 0.8 0.9
5 5 5 6 6 6
38 0.40 38 0.50 38 0.60 38 0.70 38 0.80 38 0.80 38 1.00 38 1.04 38 1.04 38 1.32 38 1.32
4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4
Hardened Steel
K Cast Iron
N Aluminium
1
1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9
10 10 10 10 10 10 13 13 13 13 13 13 13 13 16 16 16 16 16 16 16 16 19 19 19 19 19 19
N Copper
N Plastics
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:
1.32 1.59 1.59 1.59 1.59 1.98 1.98 1.98 1.98 2.38 2.38 2.38 2.38 2.78 2.78 2.78 2.78 2.78 2.78 2.78 2.78 3.57 3.57
38 44 44 44 44 51 51 51 51 57 57 57 57 57 57 57 57 64 64 64 64 64 64
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.
2
2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9
3
3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8
331
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