RIDGID MODEL NO. 117 CLOSE QUARTERS TUBING CUTTER 3/16""-15/16"" CAPACITY SPECIFICALLY DESIGNED FOR USE IN RESTRICTED SPACES ON SMALL DIAMETER HARD AND SOFT COPPER ALUMINUM BRASS AND PLASTIC TUBING; ROLLERS INCLUDE GROOVES FOR CLOSE-TO-FLARE CUTS. STRONG LIGHTWEIGHT SLIDE AND WHEEL HOUSING LARGE KNURLED FEED SCREW KNOB GIVES EASY CONTROL OF CUTTING PRESSURE FOR CLEAN CUTS. MODELS 117 AND 118 INCLUDE A SELF-FEEDING CUTTER WHEEL THAT AUTOMATICALLY CUTS AFTER TIGHTENING THE KNOB ONLY ONCE. THE MODEL 117 A SPECIAL KNOB FOR EASIER TIGHTENING OF THE FEEDSCREW.