Metric M42 8% Cobalt Twist Drill Bits for Stainless Steel and Hard Metal (1mm-10mm/19pcs) Review

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Metric M42 8% Cobalt Twist Drill Bits for Stainless Steel and Hard Metal (1mm-10mm/19pcs)

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  • Premium M42 8% Cobalt Steel ,68-70 HRC (Rockwell Hardness Scale) ,Usually Give the Best Heat,Wear and Chip Resistance and Long Tool Life.
  • 3 Steps Desigh for Cutting through Stainless Steel,Hard Metals,Aluminum,Plastic.
  • This Cobalt Drill Bit is Typically Capable of Running Three to Five Times Faster.Despite the Higher Price,the Cost Per Hole When Using Cobalt Drill Bit Will be the Lowest,Since It Can Produce So Many More Holes.
  • 135 Degree Split Point Prevents “Walking” .19Pcs Jobber Drill Bits Includes :1mm1.5mm2mm2.5mm3mm3.5mm4mm4.5mm5mm5.5mm6mm6.5mm7mm7.5mm8mm8.5mm9mm9.5mm10mm (0.5mm Increments) .
  • GUARANTEED：If you’re not satisfied with our product, please contact us. Refund or free replacement.

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