US PRO 2pc Adjustable Thread Tap Socket Set For Accurate Tapping and Reaming
For tapping and reaming in tight spaces. Both Tap holders are adjustable and have a knurled ring for grip when tightening. Maximum Tap square drive: 4mm, 7mm. US PRO M12 x 1.25P Taper & Plug Set ( Tap & Die ) 2653.