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4-32mm Metric 5% Cobalt Step Drill Bit for Stainless Steel and Hard Metal (15 Steps)
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Product Details
Premium M35 5% Cobalt Steel ,66-69 HRC (Rockwell Hardness Scale) ,Usually Give the Best Heat,Wear and Chip Resistance and Long Tool Life.
Grinding the Cutting Edge Three Times,with the High HRC and Heat Resistance of the Material,Desigh for Cutting through Stainless steel , Iron plate, Aluminum,Ducts,Wood,PVC and Plastic.
This Cobalt Step Drill Bit is Typically Capable of Running Two to Three 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.
[4-32mm] 15 Steps (4mm,6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm,22mm,24mm,26mm,28mm,30mm,32mm)
Best Review
Customers find these step drill bits work well, with one mentioning they successfully drilled through stainless steel. They receive positive feedback for their durability and cutting performance, with one customer noting they cut through 0.5mm soft iron plates. Customers appreciate their metal cutting ability, with one review highlighting their effectiveness on stainless steel, and consider them good value for money.AI Generated from the text of customer reviews