Question 1

What is the SATA SC90751 Center Punch 4mm and what does it do?

Accepted Answer

The SATA SC90751 Center Punch 4mm is a single-piece forged steel marking tool with a 4mm tip. It is used to create precise indentations on workpieces to mark drilling points, helping to prevent bit wandering and start drilling accurately.

Question 2

What are the key specifications of this center punch?

Accepted Answer

Key specifications include a 4mm hardened tip, forged steel construction, chrome-plated finish for corrosion resistance, heat-treated for long durability, an ergonomic non-slip grip for comfortable use, and a compact size for easy storage.

Question 3

What materials and finish benefits does it offer?

Accepted Answer

It is made from high-strength forged steel and features a chrome-plated finish that resists corrosion and wipes clean easily, providing long-lasting durability and a bright, professional look.

Question 4

How do I use this center punch correctly?

Accepted Answer

Hold the center punch with a steady grip over the intended mark on the workpiece. Use a hammer to strike the punch with controlled force, delivering a sharp indent that marks the point for drilling or machining. Keep your workpiece secure and avoid overstriking to maintain tip integrity.

Question 5

What applications is it best suited for?

Accepted Answer

It’s versatile for metalworking, woodworking, and other tasks requiring accurate marking. The 4mm tip provides a precise starting point for small-diameter drill bits and fine machining work.

Question 6

How does this center punch compare to other center punches on Fepy?

Accepted Answer

For different marking needs, you can consider similar options like the SATA SC90741 Center Punch 3mm (https://fepy.com/product/sata-sc90741-center-punch-3mm) and the SATA SC90761 Center Punch 5mm (https://fepy.com/product/sata-sc90761-center-punch-5mm). The 3mm variant offers finer starting marks, while the 5mm variant provides a larger indent for tougher materials or larger drilling points. The 4mm SC90751 sits between these sizes for balanced precision and versatility.

Question 7

Are there any safety precautions I should follow when using this center punch?

Accepted Answer

Yes. Wear eye protection to shield against flying debris, secure your workpiece firmly, use a hammer with appropriate weight, avoid excessive force which can chip the tip or deform the punch, and handle the tool by the grip to maintain control and safety.

Question 8

What maintenance or care does it require?

Accepted Answer

Keep the tip clean and free of debris, wipe the chrome finish to prevent corrosion, store in a dry place, and occasionally apply a light coating of oil to the tip to prevent rust when idle for extended periods.

Question 9

Is this center punch suitable for both metalworking and woodworking tasks?

Accepted Answer

Yes. Its hardened tip and robust construction make it effective for marking in metalworking as well as woodworking, providing reliable pinpoint indentations for drill starts in multiple materials.

Question 10

What makes this SATA center punch a good value for DIYers and professionals?

Accepted Answer

Its durable forged steel construction, chrome-plated finish, heat-treated longevity, ergonomic grip, and compact design combine to deliver precise marking and long tool life, offering reliable performance and good value over time.

Question 11

Which sizes of center punches are available on Fepy if I need alternatives to 4mm?

Accepted Answer

Fepy offers other center punch sizes such as 3mm and 5mm variants (for example: SATA SC90741 Center Punch 3mm at https://fepy.com/product/sata-sc90741-center-punch-3mm and SATA SC90761 Center Punch 5mm at https://fepy.com/product/sata-sc90761-center-punch-5mm). These options let you choose the best tip diameter for your specific drilling or machining needs.

ريشة تمركز من ساتا قياس (4mm) موديل (SC90751)

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Specification

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Frequently Asked Questions