Sandvik Coromant 6040138 CoroDrill® 860 High Performance Screw Machine Drill, 0.2834 in Dia x 3.1102 in L, Solid Carbide, PVD Coated
Short Length Drill Bits
757440
MFG #: 6040138
Sandvik Coromant
169.88000
/ 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
| High penetration rates|Long tool life, controlled wear formation|Low cost per hole|Improved performance reliability|Optimized chip evacuation|Excellent and consistent hole tolerance|Dedicated geometries |
| 0 deg body half taper |
| Axial concentric coolant entry on circle |
| 20 bar coolant |
| Axial concentric coolant exit on circle |
| EFW feed direction |
| 18.65 deg orthogonal rake |
| 27.473 deg helix flute |
| 43 mm L body |
| 77.8 mm L functional |
| 36 mm L clamping |
| 22.8 mm L usable |
| 3 maximum regrinds |
| 1.2 mm L point |
| 3 mm L regrind |
| 11052 r/min |
| H6 connection diameter tolerance |
| H8 achievable hole tolerance |
| P material grade |
| 860.1..A1 (3xD) tool style |