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Ships within 48 hours · Estimated delivery Sep 26 - Oct 1
Operating temperature: -40 to 105 Celsius Degree
Total Dimension: 60 x 16 mm / 2
* Thread Size: 9 x 13
* Style : Swivel
Overall Size: 11 x 13 mm / 0
9.3mm Titanium Coated M42 High Speed Steel 8% Cobalt (HSS) Twist Drill Bit 25mmx40mm Operating temperature: -40 to 105M42 steel is a super hard cobalt high speed tool steel containing 8% cobalt, with good toughness, high wear resistance, high cutting efficiency, and good hot hardness (Retains hardness even at high temperatures of the cutting edge.). Nanoscale gold titanium coating can apply lubricant better for smoother drilling and is more durable and corrosion resistant. Can greatly improves hardness, wear resistance, and reduces the coefficient of friction. Sharp
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