With spindle hole diameters 5/16", 3/8" (8, 9.5mm) and gripping hole diameters 9/64", 5/32", 3/16", 1/4" (3.5, 4, 4.8, 6.3mm).
This item is no longer available.
The direct replacement is 58S.
For additional support, please contact our customer service department at (978) 249-3551.
[Discontinued 10/2025]