To drill Dia 40mm, depth 390mm hole on pulley ( 39 NiCrMo3 ) by Nine9 indexable drill. A truely straignt hole can be expected.
+ The unique design of insert pocket provides the best accuracy and rigidity of center insert.
+ The center and peripheral inserts are positioned in order to divide the cutting chips into smaller spiral shape.
+ Better surface finish. It can reduce your roughing operation.
+ Lateral cutting forces can be absorbed by center insert due to a patented pocket design.
+ More information:
[ Ссылка ]
Ещё видео!