1.Brief introduction of QZ-2A three phase electric sampling drilling rig QZ-2A is a three phase electric sampling drilling rig , produced by Shandong Master Machinery Group Co.,Ltd. It is suitable for industrial and civil buildings, bridges, railways, roads, utilities and other sectors of the geological exploration. 2. Specifications of QZ-2A three phase electric sampling drilling rig QZ-2A three phase electric sampling drilling rig Borehole diameter (mm) 32-91 Drilling depthï¼?mï¼? soilÏ?91ï¼?10-15m stoneÏ?91ï¼?5-10m stoneÏ?75ï¼?10-15m stoneÏ?60ï¼?15-20m stoneÏ?46ï¼?20-25m Drilling pipe diameter (mm) 28 Rotate speedï¼?r/minï¼? 185-380 Torqueï¼?n.mï¼? 80 Powerï¼?kwï¼? 3 Dimensionï¼?l*w*hï¼? 600*450*1900 Weightï¼?kgï¼? 95 3. Configuration list of QZ-2A three phase electric sampling drilling rig Item Parameter Unit Quantity Three phase electric sampling drilling rig QZ-2A platform 1 Drilling pipe 28*1500 pc 6 Drilling pipe 28*800 pc 8 Drilling joint 35 pc 14 Reducing nipple 45/35 pc 1 Core barrel 45*800 pc 1 Alloy bit 46 pc 1 Reducing nipple 58/35 pc 1 Core barrel 58*800 pc 1 Alloy bit 60 pc 1 Three-wing bit 0 pc 1 Safety clamp hold 1 Water seal Y30*50*10 pc 4 Oil seal 17*50*10 pc 2 Control wheel set 1 If you need a wooden base, a high pressure pump and a high pressure water pipe, please specify. Shandong Master Machinery Group Co.,Ltd. Sales Managerï¼?CocoYan Wechat: 18865479510 Whatsapp: 008618865479510 QQï¼?3048400352 Sales hotlineï¼?400-167-0537 Tel: 86+18865479510 Website: http://www.sdjujiang.com