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