原发布者:gaosheng0227
美兴新型建筑材料(惠州)有限公司MillionHopeNew-Tech.BuildingSupplies（HuiZhou）Limited常用平头钢牙螺丝与钻头匹配表螺丝规格ST2.2美制标准对照P(牙距mm)0.8最大过孔φ2.83mm料厚紧固孔φ1.8dk(沉头扩大孔φ)4k(头厚mm)1.1y(尾长mm)2L(螺丝长度mm)ST2.91.13.52.32.55.61.72.6ST3.5#61.34.1337.52.353.28~60（可参照后面）ST4.2#81.44.93.53.68.62.63.78~75（可参照后面）4.5~166.5~19ST4.8ST5.5ST6.3ST8ST9.5#10#121.61.81.82.12.15.56.37.19.210.744.85.57.28.74.255.87.599.510.511.51618.52.833.154.655.254.3567.589.5\13\16\19\22\25\32\35\38\45\50\57\60\63\67\70\75常用圆头钢牙螺丝与钻头匹配表螺丝规格ST2.2美制标准对照P(牙距mm)0.8最大过孔φ2.83mm料厚紧固孔φ1.8dk(沉头扩大孔φ)4k(头厚mm)1.1y(尾长mm)2L(螺丝长度mm)ST2.91.13.52.32.55.61.72.6ST3.5#61.34.1337.52.353.28~60（可参照后面）ST4.2#81.44.93.53.68.62.63.78~75（可参照后面）4.5~166.5~19ST4.8ST5.5ST6.3ST8ST9.5#10#121.61.81.82.12.15.56.37.19.210.744.85.57.28.74.255.87.599.510.511.51618.52.833.154.655.254.3567.589.5\13\16\1