MetalTec BS 170 FH .
Weldon 19 One-touch, 50 .
PROTON XD2-23B .
PROTON DX-120 .
HSS ( ) - ( High Speed Steel) , . . .
HSS . , . .
, (), , .
HSS :
- 6,34 106 HSS 12 16 50 /55
- 7,98106 HSS 17 60 50/55
- 7,98130 HSS 17 60 75
One-touch -. .