Schroder RS40064 Ratcheting 1/4-Inch Tap Wrench, 3-1/2-Inch Long Drill Inch: 1/16" - 1/4" | Screw Size: 5/64" - 13/64" All-steel design with chromium-plated finish for the highest durability Beautifully precise ratcheting action for high quality work Adjustable T-Handle can be "slipped" from side to side for positioning convenience and added leverage in tight places Easily switched from left to right handed operation, or locked for non-ratcheting use Parallel-clamping tool steel jaws and knurled chuck provide a secure, firm grip on hex or square drives