20 мм древесный шарнир, сверло для сверления отверстий, сверло, резец, набор наконечников из карбида шнека

About This Item
Specifications: Drilling Dia.: 20mm; shank size: 6.4mm; total length: 78mm. Round shank, cemented carbide cutter and solid hardened steel body.
Applications: Can be used for drilling holes on wood and plastic products, furniture, door hinge. Used on cutting wood, plywood, solid wood boards, MDF, plastics, fiberglass etc.
Features: Tungsten carbide cutting tip with special heat treatment for sharp cutting edge, high hardness, non-burrs and durable use. Arc curve design head for easy chip-removal, more efficient perforation
How To Use: Suitable for bench drill, vertical drilling machine, CNC carving machine. Processing hardwood or other hard materials should be injected with water to improve the quality and accuracy of drilling, and extend the life of the hole opener.
Tips: Maximum speed: 2000rpm. Used on desktop (fixed) equipment, and can NOT be used on handheld power tools (such as hand drill or electric drill). Can not drill metal and non-ferrous metal. To avoid causing damage, be sure no nails or other metal objects in wood before drilling. The cutting edge and tip of the opener should be sharpened in time.

• Precision ground for heavy use and easily resharpened, they can enlarge existing holes with ease and can bore any arc of a circle.


• Carbide tip is specially designed to through hole cleanly in end grain and thin stock, great for boring concealed hinges and door clocks.


• It is far safer and more accurate to use this drill bit in a drill press.

Harfington (Shenzhen Chuangzheng E-Commerce Co., Ltd. ) is an international consumer-oriented online spare parts shopping platform, which provides a wide variety of repair and craft product choices for DIY users and industrial clients. Founded in 2004, we started selling a variety of MRO (Maintenance, Repair, and Operation) products on different online platforms. We aim to provide our customers with the widest range of quality products at competitive prices. After more than 15 years of dedication and hard work, in 2021, we launched our online one-stop store Harfington.com to provide a convenient and trustworthy shopping experience for our customers. 

2004 – Founded in Hong Kong, the heart of Asia.
2005 – Set up Shenzhen office
2010 – Set up Guangzhou office
2013 – Set up US office and warehouse
2021 – Launch Harfington.com
2022 – Product offerings has grown to over 260,000 products

1. Who are we?
We are an international consumer-oriented online spare parts shopping platform, which provides a wide variety of repair and craft product choices for DIY users and industrial clients.

2. How can we guarantee the quality?
Each product will undergo strict quality testing, and will only be delivered to your hands if it meets the standard.

3. What can you buy from us?
Our product offerings have grown to over 270,000 products in 1000+ product categories. They include fasteners, electronic parts, industrial accessories, DIY tools for home and garden improvement etc.

4. why should you buy from us, not from other suppliers?
Low MOQ, one-stop shopping.

5. what services can we provide?
For our products, we provide one-year quality assurance. We will match you with the most suitable products for your high-end needs such as high-temperature resistance, acid resistance, and alkali resistance.