TitaniumCoDrillCutterStep￥220去看看JLaiZ Flagship store发布了Hex Titanium Step CoDrill Bit Hole Cutter 4-22mm HSS 4241 FoGroovedCoDrillSpiralShank￥260去看看JLaiZ Flagship store发布了HSS Spiral Grooved Step CoDrill Bit 1/4" Hex Shank 15 STitaniumCoDrillShank3pcs￥77.80去看看JP41 Flagship Store发布了3pcs 4-12/20/32mm HSS Titanium Step CoDrill Bit Hex Shank HoGroovedCoDrillSpiralShank￥260去看看JP41 Flagship Store发布了HSS Spiral Grooved Step CoDrill Bit 1/4" Hex Shank 15 Steps
