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    Indianapolis, IN 46203
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41/64 (.6406) in Cobalt Oxide/Gold Finish 135 Deg. Split Point HD Screw Machine Drill Bit

  • Item Code: 046041
  • Brand: Precision Twist Drill
  • Unit Size: 1

Description

M40CO screw machine length drill bits are of a heavy duty design, recommended for use when drilling difficult materials and applications. They are manufactured from High Speed cobalt, suitable for drilling hard materials including tool steel, and have a bronze oxide finish to stop workpiece material from sticking to the cutting surfaces of the tool, so you get a more accurate hole. The 135 degree split point is an aid to self-centering, so no drill wander over the workpiece surface, and reduces the force needed to drill down. M40CO drill bits are available in fractional sizes from 1/16? to 3/4? in 1/64? increments.

Tech Specs

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Coating/Finish Bronze
Series M40CO
Brand Precision Twist Drill
Decimal Size 0.6406"
Specification Designation ANSI
Type Screw Machine Drill Bit
Flute Length 2-7/8"
Shank Style Cylindrical shank
Fractional Diameter 41/64"
Overall Length 4-1/2"
Shank Type Straight
Material Grade M40
Metric Size 16.27 mm
Grade Heavy Duty
Material Cobalt
Overall Length Inches 4.5"
Overall Length Metric 114.3 mm
Cutting Direction Right
Fractional Size 41/64"
Point Angle 135 Deg.