| 规格和标准 |
JIS(B 1124) Certified factory, manufactured product ISO9001, 14001 certified factory, manufactured product Steel Federation standard, certified factory for manufacturing structural drill screws, manufactured product Dimensions (mm) d: 4.8 Dimensions (mm) L: 38 Maximum compatible plate thickness (mm): 1.6 to 3.2 Head diameter (mm): 9.1 Head thickness (mm): 2.8 Compatible driver: Cross No. 2 Drill cutting edge (mm): 7 Nominal diameter (mm): 4.8 Length (mm): 38 Product name: Plate with cross hole, drill screw Nominal dimension (mm) L: 38 Nominal dimension (mm)D:4.8 总长度(mm):38 铁板厚度(mm):1.6至3.2
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