可调式轴距：正□轴距29-79.9mm 钻孔能力：木材、塑钢40mm；铜、铝、锌16mm；钢 6mm 钻孔头可承受高速运转达4500RPM 适合家具类、玩具组合系列 可装在一般钻孔机使用 Adjustable wheelbase:positive□wheelbase29-79.9mm Boring capacitywood and plastic steel for max.40mm Copper,aluminium and zinc for max.16mm Iron and steel for max.6mm Customized hole distance Bearable speedy rotation for boring head is 4500RPM Fit for the furniture and toys combination series Can be fixed in general boring machine for using