KAMTEC Stepped Drill Set (3 Piece)

Point thinning according to DIN 1412 C.
Cutting edge has thinning point.
Right hand cutting.
Spiral grooved.
118° pointed angle.
90° stepped angle.
Absolute smooth operation.
High cutting achievement.
Surface without discolouration.
High performance steelThe cone simplifies the retracting through bored sheet metals.
Higher feed especially in NE metals possible due to the slim cutting edge.

Composition:
– 1 x 330.2301 – HSS stepped hole cutter, ø 4-12mm, 9 steps
– 1 x 330.2302 – HSS stepped hole cutter, ø 4-20mm, 9 steps
– 1 x 330.2304 – HSS stepped hole cutter, ø 6-30mm, 13 steps