DIN571 Hexagon Head Wood Screws

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China Main Port
Payment Terms:
TT OR LC
Min Order Qty:
-
Supply Capability:
10000000 piece/ pieces per month pc/month

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Product Description

Product Name

DIN571  Hexagon Head Wood Screws

Material

Carbon Steel, Stainless Steel 201/ 304/ 316  or others.

Size

M3--M8,  Length could be as request.

Standard Model

DIN ANSI JIS ASTM

Min Order

1000piece/ pieces


Packaging & Shipping

Packing

Inner Box + Carton Box + Pallet or Under Your Requirement

Supply capacity

10000000 piece/ pieces per month

Delivery time

5~20  days after deposit

Export market

Asia, America, Europe, Africa, markets.



Our Services

1. Reliable Supplier

2. High Quality

3. Standard Producing Technology

4. Competitive Factory Price

5. Fast Delivery


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Q:How to rust the screw
First with gasoline drops into the gap, a few minutes later and then drip a little oil, wipe the cross groove, and then screwdriver twist, not on the use of clamp clamp clamped after the screw, such as cross recess round, On the use of steel saw saw a word slot, for the word screwdriver twist, the last one with a drill to the bolt screw off, re-drilling punching.
Q:Who knows who invented the screw?
The spirits were invented more than 2,000 years ago, but less than 500 years for fixing things. The first person who describes the spiral is the Greek scientist Archimedes (about 287 BC - 212 BC) The Archimedes spiral is a huge spiral in a wooden cylinder used to The water is raised from one level to another, and the fields are irrigated. Its true inventor may not be Archimedes himself. Maybe he just described something that already existed. Perhaps it was the ancient Egyptian craftsmen who had designed it to use the irrigation on both sides of the river. Archimedes spiral in the ancient society are used to raise water, no one considered to change it into a fixed piece. Archimedes spirals are widely used for water lifting. For example, the Romans used it to drain the mine. In the Middle Ages, carpenters used wooden nails or metal nails to connect furniture and wooden structures. In the 16th century, nail workers began to produce spiral nails, these nails can be more firmly connected things. It was a small step from this nail to the screw. At the end of the eighteenth century, screws were quite popular as fixed parts, because at that time a cheap production method had been found. Screwdriver (chisel) appeared in London around 1780 years. The carpenter found that screwing the screw with a screwdriver was better than a hammer and could fix something better, especially when a fine screw was encountered.
Q:The screw is too tight not how to do it
T-shaped irons and screws, you can twist it off
Q:What is the damage to the mouth of the screw?
First find a good tool ... tiger pliers ~ and the like ... and then forced it ... I was the last time so get ... good results ~ also exercise
Q:How does the screw rust die?
Red: some of the top of the device screw corrosion to take shape, can not use wrenches, wire clamp discharge, both the impact method. First with a hammer and through the top of the cone in the vertical direction of the screw impact of a v-shaped groove. Then, adjust the chuck angle, along the direction of the screw out of the impact, see Figure 2. To be loose, you can use the wire clamp to screw out the screw. "A" or "ten" when the screw slide, you can also use this method, combined with the wire clamp screw out the screw.
Q:What does the screw m4x6 mean?
Diameter 4mm length 6mm (just the length of the thread)
Q:No cross screwdriver, how can the screwdriver screwdriver?
Is the big nail? This is a lot of ways to find alternatives: glasses, calculators and other flat on the plane can be used to decorate the tip of the blade, be careful not to cut the hand do not cut the mirror material.
Q:Are there any positive and negative points on the flat washer?
Generally, but if the request is high, there is a round face near the nut.
Q:The difference between fasteners and standard parts
A general term for a class of mechanical parts used to fasten two or more parts (or components) into a unit.
Q:how to use Motor washer
Spring washer loose, as well as sealing gasket, corrugated gasket clearance

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