Gruvmaster? G-2X Standard Duty Combo Groover is an ideal grooving tool with multiple functions: manual roll grooving in-the-air, or driven by a threading machine/power drive for shop/jobsite application. G-2X requires only 8?" of clearance to travel around a pipe and a minimum of 2?" of exposed pipe for grooving. With the appropriate roll sets, G-2X can groove from 1" to 8" pipe with only 12kgs/25pounds operation weight, the lightest groove tool in-the-air! With power drive and easy adaption, G-2X is suitable for massive pipe roll grooving on jobsite or in fabrication shops. Lightweight tool is your best choice for sprinkler pipeline in-the-air maintenance.