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| Material | Stainless steel, Bimetal | 
| Measurement system | Metric | 
| Head Style | Pan | 
| Standard | According to customers needs | 
| Product name | Bimetal Roofing Screw Sds Screw Purlin To Purlin Connection | 
| Drive type | Phillips | 
| Surface treatment | Zinc Alloy Coated | 
| Application | Steel framing building | 
| Packing | Box/Carton/Pallet | 
| Payment term | T/T | 
| MOQ | 10000pcs | 
| Quality | 100% QC Test | 
| Feature | Cost-effective Installation | 
| Place of Origin | Zhejiang, China | 
| Brand Name | Unitek | 
| Model Number | ST5.5-14*25 | 
View Detail Information
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Product Specification
| Finish | Zinc Alloy Coated | Material | Stainless steel, Bimetal | 
| Measurement system | Metric | Head Style | Pan | 
| Standard | According to customers needs | Product name | Bimetal Roofing Screw Sds Screw Purlin To Purlin Connection | 
| Drive type | Phillips | Surface treatment | Zinc Alloy Coated | 
| Application | Steel framing building | Packing | Box/Carton/Pallet | 
| Payment term | T/T | MOQ | 10000pcs | 
| Quality | 100% QC Test | Feature | Cost-effective Installation | 
| Place of Origin | Zhejiang, China | Brand Name | Unitek | 
| Model Number | ST5.5-14*25 | 
| Item Name: | Bi-metal self drilling screw | ||||
| Available Material: | 1. Stainless steel 304,316;  2. Carbon steel;  3. SCM435 | ||||
| Available Head Type: | Hex head, Flat head, Pan head, Cup head, Wafer head | ||||
| Available Driver Type: | Phillips, Torx, Square, Cross, Pozi, Slotted | ||||
| Finish: | Zinc, Ruspert, Dacromet | ||||
| Dimension: | ST4.8, ST5.5, ST6.0, ST6.3, ST8.0 | ||||
| 10#, 12#,14#, 16# | |||||
| Sample Available: | Our samples are free, the buyer need to bear the freight cost. | ||||
| MOQ: | 30000PCS | ||||
| Delivery Time: | 30~60 Days | ||||
| Packing: | Bulk, Small box , Poly bag, Carton and Pallet, We can make your own package | ||||
| Certificate: | ISO, SGS, ROHS | ||||
| Pricing Term: | EXW, FOB, CIF, CNF, DDU, etc | ||||
| Payment Term: | TT(30% in downpayment, balance bufore shipment), L/C, etc. | ||||









Company Details
Business Type:
Manufacturer 
Year Established:
2010 
Total Annual:
30000000-50000000
Employee Number:
120~150 
Ecer Certification:
Verified Supplier 
UNITEK adheres to the quality principle of "Meeting customer needs, Pursuing excellence, Innovating scientifically, and Continuously improving". We also embrace the concept of "Dedicated to promoting energy efficiency and environmental sustainability in business for the benefit of hum... UNITEK adheres to the quality principle of "Meeting customer needs, Pursuing excellence, Innovating scientifically, and Continuously improving". We also embrace the concept of "Dedicated to promoting energy efficiency and environmental sustainability in business for the benefit of hum...
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