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!

Several operations related to drilling & Technical requirements for drilling

Several operations related to drilling Hole is an important surface on the box, bracket, sleeve, ring and disk parts, and is often encountered in machining. Drilling refers to the method of machining holes on solid materials with drill bits. There are several operations related to drilling. Some of them are: Reaming, Tapping, Counterboring, Countersinking, Center drilling, […]

When do you stop using the tool and then grind it?

One auto parts manufacturer sends taps for repairs every 2,000 to 3,000 holes it processes. In this way, each tap can be reused three times. But if he uses the taps until they are completely damaged and then sends them back for repair, they may only be able to process 1,000 more. We recommend that […]

Some problems that must not be neglected in tool grinding

Tool materials Common tool materials in tool grinding are: high speed steel, powder metallurgy high speed steel, hard alloy and PCD, CBN, cermet and other superhard materials. High speed steel tool sharp, good toughness; Carbide cutting tools have high hardness but poor toughness. The density of carbide tool is obviously higher than that of HSS […]

Introduction of cutting tools for several European brands

SANDVIK SANDVIK was founded in 1942 and belongs to Sandviken Group. The company is headquartered in Sandviken. It has the largest cemented carbide blade manufacturer in the world in Gimo, Sweden. SANDVIK has 73 subsidiaries or branches in more than 60 countries around the world. SANDVIK has 39 production bases, 3 central warehouses and 19 […]

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