Cutting bushes with start hole
ISO 8977 D

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 B with outside diameter D = 8 mm and overall length = 20 mm:
Cutting bush with start hole ISO 8977 B 8,0 x 20

dD
m5
D1
-0,25
h
+ 0,5
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.
1,081152015,612215,932517,512817,853018,223219,593519,98
1,0101352015,552215,862517,272817,613017,973218,973519,36
1,2131652015,792216,102517,512817,853018,223219,903520,30
1,2161952016,902217,232518,972819,363019,753221,673522,10
1,5202352018,122218,492520,322820,733021,153223,753524,23
1,5252852018,972219,362521,422821,863022,293225,723526,22
1,5323552033,062233,712537,962838,713039,493246,523547,46
1,540435----2541,012841,843042,683247,753548,71
1,550535----------3250,203551,20