Pro-Graad Bench Grinder Arbor Adapter Wheel Bushings, Reducing Bushing Arbor Adapters for 3/8" Thick Bench Grinding Wheels with 1-1/4” or 1” Hole, Arbor Adapter Reduces to ¾”, 5/8”, ½” Shaft Sizes

The Pro-Graad 3/8” Thick Reducing Bushing Adapter is a 4pc telescoping wheel adapter nested set for 3/8" wide bench grinding or abrasive wheels with a 1-1/4" or 1" arbor hole. Adapter will reduce a 1" wide wheel with a 1-1/4" or 1" arbor hole to 1/2", 5/8" and 3/4" diameter shaft sizes The 4 piece set includes the following sizes: #1: ID 1/2" x OD 5/8" x H 3/8"; #2: ID 5/8" x OD 3/4" x H 3/8"; #3: ID 3/4" x OD 1" x H 3/8"; #4: ID 1" x OD 1 1/4" x H 3/8". Adapter is made from durable plastic to ensure wheel runs balanced and without vibration.