DIN912 Hexagon Socket Cap Screw M2.5-M20

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Product Description

Product Name	DIN912 Hexagon Socket Cap Screw M2.5-M20
Material	Carbon Steel, Stainless Steel 201/ 304/ 316 or others.
Size	M2.5--M20
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

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1. Reliable Supplier

2. High Quality

3. Standard Producing Technology

4. Competitive Factory Price

5. Fast Delivery

Product Picture：

DIN912 Hexagon Socket Cap Screw M2.5-M20

Q:How much is a screw?: To see what screwdriver, if it is a small screw, and then you buy more words, a single cost may be a few cents, if it is a single purchase may be more expensive.

Q:What is the invention of the screw?: Certainly is the invention of foreigners, specifically who do not know.

Q:Is it hard to heat the fasteners?: Fasteners are a kind of standard parts, and their requirements are often higher than other standard parts, but heat treatment is better

Q:What's the meaning of the "200HV" of the gasket material? Is that the hardness level? What materials are usually chosen? Know predecessors please advice, younger brother is not very grateful!!!: Washer / gasket material bar indicates that 200HV is the material mechanical performance grade for steel 200HV.Example: standard series, nominal size d=8mm, performance grade 200HV, without surface treatment of flat washers: washers GB97.1 - 858 200HVA part between a connector and a nut. A flat metal ring is generally used to protect the surface of the connecting piece from the nut.

Q:Why a screwdriver can suck the screw: Magnet in the top of the screwdriver with a direction of friction can be used more than once with magnetic convenience

Q:I am a trainee apprentice, recently encountered a problem, that is, some screws are screwdriver screwdriver or hexagon turned no thread. Can not buckle, only in the inside idle. What is the general use of this situation to open it? Thank you, more urgent.: It seems that you do not call the thread. It seems nothing better way. You can drill a little deep groove ah

Q:Why the screw thread more closely, spin into the more effort?: Screw thread more dense, indicating the screw thread deep and shallow, the screw in the advance the resistance of the smaller, when the spin naturally more effort.

Q:Thank you for your support: Depends on where to use!The spring washer is used in the mechanical combination to fasten the anti vibration and non seal components!

Q:how much Specification for washers: Stop washer is used in conjunction with nut to prevent loosening of the nut washer. General is divided into round nut with a stop washer, the outer tongue stop washer, ear stop washer, single ear stop washer, etc..

Q:No cross screwdriver, how can the screwdriver screwdriver?: If the head of the screw is fully exposed, use a large pliers to tighten the screw head from the side and turn the screw to the right.

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