Irwin® 12498 Hanson® Adjustable Tap Handle & Reamer Wrench, For Taps 1/4" - 1"Irwin Hanson Adjustable Tap Handle & Reamer Wrench features straight handle design provides greater leverage, especially when using larger diameter tapes. Designed for use with taps, reamers, screw extractors and other tools with a square shank. TR 98 Usage: For Taps No. 1 4" to 1" (6mm to 24mm) Straight handle design Designed for use with taps, reamers, screw extractors and other tools with a square shank Bulk. WARNING: Some dust created by power