Professional China Hex Screw Nuts - Heavy Duty Self Drilling Metal Screws – Chuanyi
Professional China Hex Screw Nuts - Heavy Duty Self Drilling Metal Screws – Chuanyi Detail:
Description
Self drilling screws made of hardened carbon steel or stainless steel are used for fastening . Classified by the pitch of thread, there are two common kinds of self drillingl screw threads: fine thread and coarse thread.
A self-drilling screw is a type of self-tapping screw that also features a drill point. The sharp drill point will both drill a hole and form the mating threads in a single operation, that can tap its own hole as it is driven into the material. More narrowly, self-tapping is used only to describe a specific type of thread-cutting screw intended to produce a thread in relatively soft material or sheet materials, excluding wood screws. Other specific types of self-tapping screw include self-drilling screws and thread rolling screw
Meanwhile, There are collated self drilling screws. They can be used on screw gun, which speeds up the installation.
Moreover, there are various coated self drilling screws which can protect against corrosion.
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We have a professional, efficiency team to provide quality service for our customer. We always follow the tenet of customer-oriented, details-focused for Professional China Hex Screw Nuts - Heavy Duty Self Drilling Metal Screws – Chuanyi , The product will supply to all over the world, such as: Greece, Poland, Mauritius, Many years of work experience, we have now realized the importance of providing good quality products and solutions and the best before-sales and after-sales services. Most problems between suppliers and clients are due to poor communication. Culturally, suppliers can be reluctant to question things they do not understand. We break down those barriers to ensure you get what you want to the level you expect, when you want it. faster delivery time and the product you want is our Criterion .
By Ella from Malaysia - 2017.09.26 12:12
We have been cooperated with this company for many years, the company always ensure timely delivery ,good quality and correct number, we are good partners.
By Margaret from Hungary - 2018.12.28 15:18