Universal Tool Grinder

The motor could be rotated in 360°, increasing the grinding range. With variety of option attachments (such as 50B, 50C, 50D, 50E, 50K, 50H, 50S, etc.) could be provided for different purposes, grinding fast with high accuracy.

Universal Cutter Grinder

This is a smart universal cutter grinder; mainly used for Drills, Step drills, NC Drills, Screw Taps, Counter Sink Drills, End Mill Lips, Round Bars, and Gravers. Its main advantage is the sharpening graver.

Drill Bit Grinder

The portable electric drill bit grinder is a most popular grinder by our clients, with advantages such as convenient design, easy to operate, economical price, grinding fast and high accuracy, and low maintenance.

End Mill Grinder

End Mill Grinder can be used for grinding end mill and ball end mill, which grinding 2-flute, 3-fulte, 4-fulte end mills are available, two types of grinding wheel for choice: SDC and CBN.

Screw Tap Grinder

Screw tap grinder can be used to sharpen front angle freely, with Taiwan diamond wheel that keeps accurate angle after grinding and long service life, simple to set up, easy to operate.

Lathe Tool Grinder

Lathe Tool Grinder can be sharpened lathe tungsten carbide/HSS cutter, CNC lathe carbide turning insert, and etc. High precision and simple operation is an ideal machine for replacing traditional grinding by hand.

WHAT WE OFFER

TOP 6 REASONS TO CHOOSE OUR PRODUCTS

1

The ‘Grinder’ brand is the sub-brand of PURROS Machinery Co., Ltd., which is deeply trusted by clients, and it is known around the world in grinder industry.

2

We have been focusing on the R&D of grinding machine over 12 years of experience, and designed more than 5000 grinders.

3

More than 1200 clients have been served worldwide by our company, solved the key problems for our clients that grinding must be a highly skilled, and low accuracy by hand.

4

Over 50 distributors worldwide, mutual benefit and win-win result is the business principle we insist on, shared values brought us together, and deeply rooted in the grinding industry.

5

The global network provides clients with one-stop drill grinding solutions; good service wins a good business future.

6

PURROS’s sense of worth: Make the grinding work easy, and to become a global leader in the grinder industry. Work together to create the future!

Coating and grinding technology of tools

In the regrinding process of the drill bit or milling cutter, cutting lip should be ground to remove the original coating, so the grinding wheel used must be of sufficient hardness. Regrinding pretreatment of cutting lip is crucial, not only to ensure that the geometric shape of the original cutting lip after regrinding can be […]

You need to know the alloy milling cutter before grinding

The alloy milling cutter is a tool with high hardness, high bending strength and toughness. Its hardness value varies with the nature, quantity, particle size of carbide and the content of metal bonding phase, and generally decreases with the increase of the content of bonding metal phase. Alloy milling cutter is suitable for processing copper, […]

How to sharpen large diameter drill bits with Universal Tool Grinder?

The dull or damaged large diameter drill bits will affect the progress of the work, and due to the higher hardness, larger diameter, and larger sharpened area of large diameter drill bit, generally for manual sharpening that necessary worker to sharpen it with more experience, today, we are talking about how to sharpen large diameter drill bits with […]

How to choose CVD diamond coated tools?

Chemical Vapor Deposition (CVD) diamond coating has many excellent properties, such as high hardness, high thermal conductivity, low friction and low expansion coefficient. CVD diamond coated cutting tools are based on hard alloy materials and coated with CVD diamond film on the substrate of milling cutter, drill bit, blade and other tools to enhance cutting […]

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