sourcing map 6pcs Jobber Drill Bits 5mm Black Nitride & Gold Titanium Coated 4341 High Speed Steel (HSS) 135 Degree Split Point Twist Drill Bits for Stainless Steel Metal Plastic Wood

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Product description

  • Wide Applications The drill bits can drill clean and accurate holes in stainless steel, cast iron, A3 steel, carbon steel, aluminum alloy, copper, wood and plastic. Sharp cutting edges provide neat and smooth cuts. Large spiral grooves facilitate the export of metal chips.
  • 4341 High Speed Steel It contains high content of carbon and alloy elements, providing excellent cutting performance, high heat resistance, high hardness, wear resistance and durability. Good for applications requiring precise and efficient processing.
  • Notices Use an appropriate lubricant, make sure the drill bit is tightened securely, keep the drill bit perpendicular to the work surface, and apply steady pressure to the drill bit. Controlling the speed is very important. NOT suitable for tiles, concrete, walls, stones.

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