Feature●Cast Iron Housing with I-Beam Handle for Strength Torque●Hardened Steel Jaws with Deep Grooved Teeth●Pipe Diameter Scale molded into Jaw Arm●Heat Treated Soft Grip●10" Max open: 1-1/8" & 12" Max open: 1-3/4" & 14" Max open: 2"Description Wideskall 3 Pieces Heavy Duty Heat Treated Soft Grip Pipe Wrench Set (10" inch + 12" inch + 14" inch)