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HSS Straight Shank Twist Drill Bit Aircraft Extension

Product Name:HSS Straight Shank Twist Drill Bit Jobber Length 

Material:High Speed Steel M35 5%Cobalt

Standard:Aircraft Extension

Size:Diameter 3/16'',Length 6''

Surface Treatment:Gold oxide

Fully Ground,135° Spilt Point,Double Edge


  • Effective in drilling tough, high tensile strength materials like stainless steel, inconel and titanium

  • 135° split point tip prevents drill from walking

  • Round shanks allow use with a wide variety of tool holding systems

  • Gold oxide is a thinner oxide surface treatment than black oxide typically used to identify cobalt steel tools; performance is similar to uncoated tools

  • 6" overall length for drilling where extra length for reach is required


MOQ:1000pcs