Description: 4 x 1/4 x 3/8 In. BlueFire Foundry Grinding Wheel ZC 24 T T27 66252843181 (25Pk) Expand the versatility of your grinder with this BlueFire ZC ZA/SC Type 27 foundry grinding and cutting wheel. Designed for use with a wide range of materials, including 400 series stainless, carbon steels and iron, the wheel is reinforced to handle aggressive foundry jobs, such as cleaning parting lines, pads and slag. The wheel features a blend of zirconia alumina and silicone carbide abrasives to outlast aluminum oxide wheels, while a 1/8-inch-thick depressed center lets you use the wheel on a right angle grinder for side grinding and cutting. Refund Policy CTI Supply has 30 day return allowance. You have 30 days from the time you receive your purchase to return the item for a refund or exchange. To be eligible for a return, your product must be unused and in the same condition as when you received it. The product must be in the original packaging to qualify for a return. All parts must be present to qualify for an exchange or return..