SGS® 51517 135 Double Margin Screw Machine Length High Performance Drill With Coolant Holes, 5/16 in Dia x 3-5/8 in L

Double Margin Drill Bits
275169 MFG #: 51517
SGS
120.44000 / ea
QTY
  • Features
High performance flute design efficiently transports chips
Increases strength for aggressive drilling
Ti-NAMITE-A coating improves resistance to heat and wear and enhances tool life
Double margin design improves accuracy and surface finish
Increases stability and rigidity
Secondary flute improves coolant flow to the point
Reduces friction along drill body
Assists in fine swarf evacuation
Specialized 145 deg notched point, self-centering eliminates the need for spot drill
Improves chip control
Decreases drill thrust and deflection
Engineered for edge protection improves edge strength
Reduces edge fatigue and allows increased feed rates