T&O #4 Cobalt Plain Type 60° Right Hand Combined Drill & Countersink
#4 COB PLAIN TYPE COMBDRILL & COUNTERSINK-T&O

T&O #4 Cobalt Plain Type 60° Right Hand Combined Drill & Countersink

Item #: 01-094-504
Tool Material: M42 8% Cobalt
Finish Coating: Bright Finish
Drill Diameter: 1/8"
Body Diameter: 5/16"

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Cobalt for tougher materials & greater wear resistance

Benefits

T&O
  • The industry best total runout for extreme accuracy at a fantastic price.
  • Better grind, exceptional finish and smoother edges.

Applications

  • Used when producing a center hole on a workpiece for turning & cylindrical grinding as well as for hole making and countersinking.

Features

T&O
  • Rc 65.
Product Specifications
Tool Material M42 8% Cobalt
Finish Coating Bright Finish
Drill Diameter 1/8"
Body Diameter 5/16"
Quantity Break 0
Hardness 65Rc
Helix Direction Right hand
Length Style Regular length
No. of Flutes 2
Overall Length 2-1/8"
Point Sharpening Type Thin Relieved Web
Shank Style Straight Shank
Cutting Direction Right Hand
Prop. 65 Yes
Cutting Ends Double
Single or Double End Double
Taper Per Side T&O #4 Cobalt Plain Type 60° Right Hand Combined Drill & Countersink
Size #4
Tolerance_Cutting Diameter k10
Length 2-1/8"
Tolerance_Flute Length 0 / +.0393"
Tolerance_Overall Length + / - .0393"
Tolerance_Shank h7
Tolerance_TIR .00138" max
Type Plain type combined drills & countersinks
Weight 3.13
Workpiece Material Hard & abrasive alloys
Country of Origin FRANCE
Prop 65 Warning Many metalworking products do contain metals that are included in the latest Prop 65 warning. Exposure to the elements can be harmful. May cause cancer and reproductive harm.

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