Cutting bushes with start hole
ISO 8977 C

Material: HSS

Execution:
hardened and tempered, ground to tolerance inside and outside, with lead-in chamfer. 

Hardness: HRC 62 ┬▒2

Ordering example for a cutting bush with start hole, type A with outside diameter D = 8 mm and overall length = 20 mm:
Cutting bush with start hole ISO 8977 A 8,0 x 20

dD
n5
d1
max
L
+0,5
lEuros ea.L
+0,5
Euros ea.L
+0,5
Euros ea.L
+0,5
Euros ea.L
+0,5
Euros ea.L
+0,5
Euros ea.L
+0,5
Euros ea.L
+0,5
Euros ea.
1,084,016412,502013,302213,572514,332814,633014,913216,053516,38
1,0105,816412,262013,072213,322514,102814,383014,673215,823516,12
1,2138,0-5-2013,192213,452514,452814,733014,313216,283516,61
1,2169,5-5-2013,642213,932515,142815,433015,753217,193517,54
1,52012,0-8-2014,622214,902516,282816,613016,943218,633519,00
1,52517,3-8-2015,192215,502516,962817,303017,653220,073520,47
1,53220,7-8-2029,002229,582531,862832,503033,163238,063538,82
1,54027,7-8-2031,542232,172534,402835,093035,793239,673540,47
1,55037,0-8-2034,402235,092537,832838,583039,363241,853542,69
         

Important:
The diagonal profile should not be longer than d1 max. on dies for square and rectangular forming.