Products
Wafer Head Self Drilling Screws
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- Company: HAIYAN YAOZHIBAO IMPORT&EXPORT CO.,LTD
- Keywords: Screws / Self Drilling Screws / Wafer head
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Five Advantages Of Products
- • EXTENSIVE EXPERIENCE
- • BEST SERVICE BEFORE AND AFTER ORDERS
- • COMPETITIVE PRICE
- • IN TIME LEADING
- • KINDS OF MATERIAL AND KINDS OF SURFACE
Product Details
Description
A countersunk fastener with a flat head, spaced threads and self drilling point. The head has eight protrusions, or nibs, equidistantly spaced from each other, that run from the outer edge of the head down the cone-shaped bearing surface
Applications/Advantages
Specifically designed for attaching cement board to metal studs of a thickness from 14-20 gauge.
Material
AISI 1022 or equivalent steel
Case Depth
0.004 minimum
HEAT TREATMENT
Screws shall be quenched in liquid and then tempered by reheating
SURFACE Hardness
Vickers HV 450 – 800
CORE HARDNESS
Vickers HV 290 – 450
Recommended Torque
45 kg/cm minmum
Plating
Zinc,HDG,Plain,Dacrotized,Ruspert, Phosphated
Inquiry
Contact Us
HAIYAN YAOZHIBAO IMPORT&EXPORT CO.,LTD
Contact Person: Maria
Department: Administration Team
Post: General manger
Company Address: Room 609 A Building Henglong Guangchang Zhaojun Road Wuyuan Town Zhejiang Province China
Website: yaozhibao.us764.com