时间:2021-10-07 17:38:20
Drywall Screws, Recess Bugle Head, Coarse Thread, Hard.
Drive type: Philips, Torx, Hexagon socket, Square
Core hardness: 289-449HV
Surface hardness: 560-653HV
Surface Treatment: Phosphated
Standard: DIN, ASTM
Certification: ISO9001, CE
Non-standards: OEM is available if you provide the drawing or sample