Suzhou Runtai Precision Hardware Co,.Ltd.
We are professional manufacture factory of screws, bolts, rivets, nuts,bushing and non-standard fastener from China.
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Non-Standard Zinc Plated Hex Head Shoulder Screws Hex Head Screws
Products Description
These Class 8.8 steel hex head shoulder screws are suitable for fastening most machinery and equipment. Dimensions meet ISO (formerly DIN)specifications. Length is measured from under the head.
Products Specification
| Head Type | Hex |
| Drive Style | External Hex |
| System of Measurement | Metric |
| Thread Direction | Right Hand |
| Thread Size | M6 |
| Thread Pitch | 1 mm |
| Thread Type | Metric |
| Thread Fit | Class 6h |
| Length | 20 mm |
| Threading | Partial Threaded |
| Thread Spacing | Coarse |
| Head | |
| Width | 10 mm |
| Height | 4 mm |
| Fastener Strength Grade/Class | Class 8.8 |
| Material | Steel |
| Finish | Zinc Plated |
| Tensile Strength | 110,000 psi |
| Hardness | Rockwell C21 |
| Some Specifications Met | ISO 4017, DIN 933 |
| RoHS | Compliant |
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FAQ
Q1: Why choose Runtai?
To provide our customers with first-class services in the supply of high quality screw, bolt, bushing, nut and customized hardware.
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Q2: How can I get a sample to check your quality?
After price confirmation, you can require for samples to check our quality.
If you just need a sample we have in our stock, we will provide you sample for free and you afford the freight.
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Q3: Can you strictly follow the tolerance on the drawing and meet the high precision?
Yes, we can, we can provide high precision parts and make the parts as your drawing.
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Q4: How long can I expect to get the customized sample?
After you pay the sample charge and send us confirmed files, and the mould is existing in our factory, the samples will be ready in 5-10 working days;
If the mould is not existing, we need to open a new mould, the samples will be ready in 10-15 working days; The samples will be sent to you via and arrive in 3-5 working days. You can use your own express account number or prepay us if you do not have an account.
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Q5: What’s your Delivery Time?
Honestly, it largely depends on the order quantity and the season when you place the order. As usual, 15-30working days will be ok. If you are very urgent, we will try our best to do it.