M2 High Speed Steel 60-Degree Angle Center Drill Bits Kit Countersink, 7 Pcs..

A center drill bit is a very useful pieced of kit if you are doing any metal working They are incredibly accurate, solid and useful. 60-degree angle plain center drill bits are used for drilling precise center holes with diameters range from 1mm to 5mm. They also can give you an extremely good starter holes and you can drill up with the correct size drill bit and then tap it Tips in using center drill bits 1. Fix the work piece deep in the Lathe machine to prevent wobbling when rotate 2. Get rid of acid surface before drilling and use oil or proper lubricant to protect the bits 3. A good rule to follow is to go 2/3 deep on the tapered section 4. Stop immediately if the drilling sound is abnormal and fix any problem before resuming 5. Clean the center drill bits before and after drilling, and apply oil to store it properly They come in different sizes including Number 1.0 1.5 2.0 2.5 3.0 4.0 5.0 and stored in a solid storage case. Number 1 and Number 4 are the two most common sizes

Product Features

  • Wide Range of Sizes: Including 7 Pieces of Plain Center Drill Bits Set range in size 1.0 1.5 2.0 2.5 3.0 4.0 5.0 to meet different needs
  • Accurate: A 60-Degree Angle center drill is very useful in drilling accurate center holes, 60-degree countersink holes or starter holes for bigger drill bits in metal-working
  • High Quality: Our center drill bits made of high quality M2 High speed steel, solid and high temperature wear resistant
  • Widely Applicable: work with lathe machines and most electronic drills to drill holes in Steel, Iron, Alum, Carbon Steel, Brass and other tough material ranging from 170HB up to 200HB
  • Worry Free: This Center Drill Bits set comes with a portable storage case for convenient use and store. If you encounter any problems with the products, please feel free to contact us



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