Purros Machinery Co., Ltd.

Purros Machinery Co.,Ltd. is a manufacturer that specialized in developing and producing small special purpose tool grinder(sharpener), precision machinery tools. Our products have so many advantages that sound engineering and meticulous machining will produce product reliability. Grinders have been sold to the Americas, Europe, Middle East, Southeast Asia, Taiwan and many other areas of the world. Now, Purros Machinery Co.,Ltd. is proceeding from offline to online, to help more new and used machinery factories understand... Learn More

Our Products Showcase

PURROS PG-13S Drill Bit Grinder can grind DG drills and twist drills.

PG-13S Drill Bit Grinder Automatic Drill Bit Sharpener

PURROS PG-13S Drill Bit Grinder can grind DG drills and twist drills. We are a professional drill bit grinder manufacturer. We have developed the production drill bit grinding machines, the quality is guaranteed, welcome to mass customization.

What can we do?

Evaluating the sharpening requirements in different industries, we have specific models of grinders to carry out challenging cutting and drilling processes in variety of materials.

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Service Center

On our website there are many ways you can contact us, including telephone services, email, whatsapp etc. If you are encountering any problem or fault when you use our drill bit re-grinder, please free feel to contact us.

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Catalogues Download

Download the product catalogues from here, you can quickly browse what's the drill bit grinder, how to sharpen drill bit? In the directory where you can fully understand our team and grinder equipment details.

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Company News


  • the drill bit grinding machines produced by purros are sold all over the worldWhat are the rewards for drill bit sharpening machines?
    Save more than 70% of the cost of drill bits   1). Old tools become new tools. A drill can be sharpened at a small cost. It saves you a lot of money. 2). Old tools such as drill bit/milling ...
  • How to grind the drill to be sharp and durable?How to grind the drill to be sharp and durable?
    How to grind the drill to be sharp and durable? Sharpen the chisel edge to be a little bit shorter, but it can’t be removed, reducing the feed resistance. Take advantage of the opportunity to ...
  • Tips for using drill bits drill bit grinderTips for using drill bits
    Although the drill is worn out, it can be repaired by a drill bit grinder. However, in ordinary use, different drill bits also have many tips. If you do not know how to use the drill bits, it will ...
  • PG drill bit grinder operational processes, Drill Re-sharpener, Drill Bit Grinding Machine Manufacturers, drill bit grinder, twist drill bits, drill bitOperation instructions of drill bit grinder
    How to use drill bit grinder? Grinding of Cutting Lip Angle Start switch, after the motor turns steadily, place the fixture group of the chuck on the right side of the grinding table. Make the notch ...
  • 4 guidelines for how to precisely grind drill bits, drill bit grinder4 guidelines for how to precisely grind drill bits
    1. Correctly select grinding wheel (Including type and model) 2. For new drill bits or cutting tools, first step to check and record the main geometric parameters, especially record re-grinding ...