Viking Series 643-UB 12mm 135° High Speed Steel Jobbers Drill
Viking Series 643-UB 12mm 135° High Speed Steel Jobbers Drill

Viking Series 643-UB 12mm 135° High Speed Steel Jobbers Drill

Item #: 01-910-437
Brand: VIKING
Size Type: Metric
Size: 12mm
Drill Point Angle: 135°
Withstands substantially higher drilling temperatures while maintaining sharpness

Benefits

  • 135° split point provides fast penetration & accurate starting without a center punch.

Applications

  • For use in work hardening grades of stainless steel & other hard metal drilling applications.

Features

  • NAS 907B.
  • 135° split point.
  • Premium High Speed Steel.
  • USA made.
Product Specifications
Brand VIKING
Size Type Metric
Size 12mm
Drill Point Angle 135°
Tool Material Premium High Speed Steel
Finish Coating Black & Bronze
Cutting Direction Right Hand
Application Holemaking
Coolant Through No
Decimal Size .4724"
Drill Grade Heavy Duty
Drill Type Jobbers Length
Flute Length 4-3/8"
Flute Shape Standard Spiral, Helical Flute
Hardness 58 to 60 RC
Helix Angle 30°
Length Style Jobbers
Model # 49950
No. of Flutes 2
Overall Length 5-7/8"
Point Sharpening Type Split Point
Prop. 65 Yes
Series 643-UB
Shank Style Straight Shank
Weight 0.202 lbs.
Workpiece Material Work hardening grades of stainless steel & other hard metal drilling applications.
Country of Origin UNITED STATES OF AMERICA
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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