MACHINE SCREWS

2012-12-25 Source:未知 Writer: admin
MACHINE SCREWS

The machine screw is a straight shank part designed to bind metal to metal by going through an opening pre-tapped to form the same configuration as the threads of the machine screw. The thread runs the entire length of th...

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Screwdriver type

2012-12-25 Source:未知 Writer: admin
Screwdriver type

1, ordinary screwdriver is made with the head of the screwdriver handle, easy to prepare, just out, you can use, but there are a variety of screw length and diameter, and sometimes need to prepare for a lot of branches of...

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TAPPING SCREWS (SHEET METAL SCREWS)

2012-12-25 Source:未知 Writer: admin
TAPPING SCREWS (SHEET METAL SCREWS)

The wood screw is a tapered thread forming screw having a gimlet point and a sharp crested, coarse pitch thread. Wood screws can be driven without the need for a pre-drilled hole, and is designed to bond wood to wood. Woo...

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WOOD SCREWS

2012-12-25 Source:未知 Writer: admin
WOOD SCREWS

The wood screw is a tapered thread forming screw having a gimlet point and a sharp crested, coarse pitch thread. Wood screws can be driven without the need for a pre-drilled hole, and is designed to bond wood to wood. Woo...

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Differentiation between Bolt and Screw

2012-12-25 Source:未知 Writer: admin
Differentiation between Bolt and Screw

A bolt is an externally threaded fastener designed for insertion through holes in assembled parts, and is normally intended to be tightened or released by torquing a nut. A screw is an externally threaded fastener capable...

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What is self-tapping screws?

2012-12-25 Source:未知 Writer: admin
What is self-tapping screws?

Self-tapping screws for metal or soft metal, do not hit the low hole and tapping;Self-tapping screws are pointed, so as to "self-tapping"; ordinary screws are flat head, the same thickness.

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