Sandvik Coromant 6253702 CoroDrill® 860 High Performance Screw Machine Drill, 0.4055 in Dia x 6.7322 in L, Solid Carbide, Uncoated
Long Length Drill Bits
1240056
MFG #: 6253702
Sandvik Coromant
557.12000
/ ea
CoroDrill® 860 is a solid carbide drill designed for a fast and problem-free drilling. It maximizes productivity through high metal cutting efficiency and machine utilization. With excellent chip evacuation in long and short chipping materials, CoroDrill 860 provides green light machining at high penetration rates. the CoroDrill 860 product offer consists of three drill geometries - optimized for steel, stainless steel and aluminium. the drill comes in lengths 3 - 8xD as standard. Extended assortment is available as Tailor Made.
- Features
H10F manufacturer grade |
0 deg body half taper |
Axial concentric coolant entry on circle |
20 bar coolant |
Axial concentric coolant exit on circle |
EFW feed direction |
8.667 deg orthogonal rake |
12.951 deg helix flute |
126 mm L body |
169.6 mm L functional |
45 mm L clamping |
83.8 mm L usable |
3 maximum regrinds |
1.4 mm L point |
3 mm L regrind |
14834 r/min |
H6 connection diameter tolerance |
H7 achievable hole tolerance |
N material grade |
860.1..A1-NM (8xD) tool style |