Item #: 8-800-020

Hex Nut for ER 20 Collet Holders Hex Nut for ER 20 Collet Holders: Nut outside diameter = 34 mm Internal thread = M25 x 1.5

Item #: 8-810-020

Wrench for ER 20 Hex Nut Wrench for ER 20 Hex Nut (30mm)