Factory customization serrated washer head sems screw
Product description
Combination screws
Each combination screw with washer integrates the screw and washer, making it more convenient and quick to install, no need for additional washers, the presence of washers can effectively disperse the pressure between the screw and the connection, reduce the wear and damage of the joint. At the same time, the gasket can also provide additional sealing to prevent loosening and water leakage.
Custom specifications
Product name |
Combination screws |
material |
Carbon steel, stainless steel, brass, etc |
Surface treatment |
Galvanized or upon request |
specification |
M1-M16 |
Head shape |
Customized head shape according to customer requirements |
Slot type |
Cross, eleven, plum blossom, hexagon, etc. (customized according to customer requirements) |
certificate |
ISO14001/ISO9001/IATF16949 |
Why choose us?
Why Choose Us
25 years manufacturer provide
OEM & ODM, Provide assembly solutions
10000 + styles
24-hour response
15-25 days customization time
100% quality checking before shipping
client
Company Introduction
The company has passed the ISO10012, ISO9001, ISO14001, IATF16949 quality management system certification, and won the title of high-tech enterprise
Quality inspection
FAQ
Q: Are you trading company or manufacturer ?
1. We are factory. we have more than 25 years experience of fastener making in China.
Q:What is your main product?
1.We mainly produce screws, nuts, bolts, wrenches, rivets, CNC parts, and provide customers with supporting products for fasteners.
Q:What certifications do you have?
1.We have certificated ISO9001, ISO14001 and IATF16949, all of our products conform to REACH,ROSH.
Q:What is your terms of payment ?
1.For the first cooperation, we can do 30% deposit in advance by T/T, Paypal,Western Union,Money gram and Check in cash, the balance paid against the copy of waybill or B/L.
2.After cooperated business, we can do 30 -60 days AMS for support customer business
Q:Can you provide samples? Is there a fee?
1.If we have matching mould in stock, we would provide free sample, and freight collected.
2.If there's no matching mould in stock, we need to quote for the mould cost. Order quantity more than one million (return quantity depends on the product) return
1.We mainly produce screws, nuts, bolts, wrenches, rivets, CNC parts, and provide customers with supporting products for fasteners.
Q:What certifications do you have?
1.We have certificated ISO9001, ISO14001 and IATF16949, all of our products conform to REACH,ROSH.
Q:What is your terms of payment ?
1.For the first cooperation, we can do 30% deposit in advance by T/T, Paypal,Western Union,Money gram and Check in cash, the balance paid against the copy of waybill or B/L.
2.After cooperated business, we can do 30 -60 days AMS for support customer business
Q:Can you provide samples? Is there a fee?
1.If we have matching mould in stock, we would provide free sample, and freight collected.
2.If there's no matching mould in stock, we need to quote for the mould cost. Order quantity more than one million (return quantity depends on the product) return
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