... Tying Machine, Rebar Tying Tool, Rebar Tier, Rebar, Hand tool, Hand-hold tool, tying tool, knoting tool,tier, hardware tool, wire, rebar tier wire ... -held Automatic Rebar Tying MachineModel No.: RT-5089Product Descriptions:- Working Voltage: 9.6 V- Maximum Tying Diameter: 50 mm ... injury.While there is considerable research that shows that working in stooped, kneeling and squatting postures can cause ...