Ningbo Werkwell Int'l Trading Co., Ltd. |
Current location:werkwell > Products > Fastener > High Tensile Bolt |
High Tensile Bolt |
Brief description |
The product is grade 12.9 high tensile hexagon socket head cap
screws for industry and machinery use. Grade 12.9 bolts are most often supplied as socket head bolts or socket head cap screws . Grade 12.9 bolts are tightened with a torque wrench, right up to their 90% proof load. Material: SCM 435 Alloy Steel |
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