The Monument 15mm And 22mm Autocuts Are Designed Specifically For Cutting 15mm And 22mm Copper Pipe Respectively. It Provides More Precision In Cutting Compared To A Hacksaw Using An Autocut Requires Less Effort Than Using A Hacksaw. With An Autocut, You Simply Place It Around The Pipe And Turn It A Few Times Until The Pipe Is Cut Speed And Accuracy Is Especially Beneficial When You Have Many Cuts To Make, And You Need To Get The Job Done Quickly Unlike When Using A Hacksaw With An Autocut, There Is Less Risk Of The Blade Slipping Or Jumping, Which Can Cause Injury Or Damage To The Pipe The Cutting Wheel Is Designed To Fit Snugly Around The Pipe, Ensuring A Clean And Accurate Cut Without Damaging The Pipe