Instructions for tapping chucks For a correct use of the tapping chuck, please check, during the rst thread, not to exceed the max. asial stroke of the compensation values. This ist to avoid damaging the thread or the tapping chuck. Adjustment screw for ampli cation of chamfer edge pressure. Turning the screw clockwise ampli es the chamfer edge pressure. Compensation in compression Compensation in extension Length adjustment in mm on Adapters Tap capacity Compression Extension Size 1 M 3– M14 7 7 Size 2 M 5 – M22 12 12 Size 3 M14 – M36 17,5 17,5 i j.38