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Heavy-Duty Precision Large Twist Drill Bits
Specification:
Material: High Speed Steel M35, M2, 4341, 4241
Standard: DIN 338, Jobber length, 1/2 reduced shank
Surface: Bright / Black Oxide / Amber / Black&Gold / Titanium / Rainbow Color
Point Angle: 118 degree, 135 split degree
Size: 13.5-30 mm, 33/64″-1″
