General Tools 131 Screwdriver Handle Reamer, 3/32 &ndash; 3/8 Inch The General Tools and Instruments 131 Screwdriver Handle Reamer, 3/32  3/8"offers high-powered cutting in a design that is easy to use The fluted handle allows a familiar, screwdriver grip for heavy cutting and deburring Works easily on steel, brass, aluminum, plastic, wood and wallboard General's easy-to-use reamer is perfect for in home plumbing Actual reamer made of hardened and ground tempered steel