常用螺栓、螺丝图解 d=(0.06+0.013*n)*25.4 其中N 表示如#4，#6#8#10 等，D 则等于换算出的公制尺寸 美制牙为55 度角,美制都是用牙数表示,公制是用牙距表示,例如:英制1/2-12 美制1/2-13 公制M12-1.75 MSmachine screw, HTheat treatment. pan head hex drive 盘头六角槽 1/4-20: 螺紋直徑1/4” ,1”(25.4mm)有 20 個牙 马氏体不锈钢 SU S410 Self-drilling screws 自钻自攻钉 Wafer Head with Washer Self-drilling Screws Zinc plated 大扁头带垫自钻自攻钉 Drywall Self-drilling Screws Black Oxide 镀锌干壁自钻自攻钉 Pan Farming screws Pozi Self-drilling Screws 发黑岗山头十字槽自钻自攻钉 Pan Head Self-drilling screws Nickel Pleated and Zinc Plated 盘头自钻自攻钉 镀锌镀镍 Hex washer with Neo Washer Yellow Zinc Plated 六角带垫套尼龙垫机螺纹自钻自攻钉 黄锌 Hex Washer Self-Drilling Screws 六角带垫自钻自攻钉 六角套筒 Wafer Head Self-drilling Screws 威华头自钻钉、根切沉头自钻钉 Hex Waher with ZPDM Bonded Washer Self-drilling Tapping Screws 六角带垫套复合垫自钻自攻钉 Hex Waher with ZPDM Bonded Washer Self-drilling Screws六角带垫套复合垫自攻钉 Self-tapping screws 自攻螺丝 Self-tapping Screws Black Nickel Plated镀黑镍自攻钉 Double Thread Self-tapping Screws双线自攻钉 Combination Head Self-tapping Screws 复合槽十字槽自攻钉 Self-tapping Screws Nickel Plated 镀镍自攻钉 Slots & Phil & Square Pan Self-tapping Screws 十字槽一字槽方槽沉头自攻钉 Pan Head phil Self-tapping Screws 盘头十字槽自攻钉 Screws with lacquer Printed 头部喷漆自攻钉 Truss Head Phil Self-tapping Screws Chorme Plated 扁头十字槽自攻钉 镀铬 Chipboard Screws 纤维板螺钉 Chipboard Screws Plat Head Yellow Plated 沉头米字槽纤维板螺钉 黄锌 Chipboard Screws Plat Head Bronze Plated 沉头米字槽纤维板螺钉 镀古铜 Chipboard Screws Pan Head White Plated盘头米字槽纤维板螺钉 镀白锌 Double Head Chipboard screws 双沉头（双锥）纤维板螺钉 Chipboard screws with Ribbs (AUS Standard) ...
