[ 6mm ]

[ 6.4mm ]

[ 8mm ]

[ 9.5mm ]

[ 10mm ]

[ 12.5mm ]

[ 12.7mm ]

[ 14mm ]

[ 15mm ]

[ 16mm ]

[ 18mm ]

[ 19mm ]

[ 20mm ]

[ 22mm ]

[ 25mm ]

[ 钻芯6.4mm ]

[ 钻芯8mm ]

[ 钻芯9.5mm ]

[ 钻芯10mm ]

[ 钻芯12.7mm ]

[ 钻芯14mm ]

[ 钻芯15mm ]

[ 钻芯16mm ]

[ 乳白色 钻芯18mm ]

[ 白色 钻芯19mm ]

[ 米白色 钻芯20mm ]

[ 浅灰色 钻芯22mm ]

[ 深灰色 钻芯25mm ]

[ 银色 非标11mm方孔钻 ]

[ 黑色 非标12mm方孔钻 ]