Sunnen Truing Sleeves | .339"-.347" Range | S-339

Truing Sleeves are used to ensure the guide shoes and stones are staright and parallel to each other and radiused to approximately the diameter to be honed. Goodson stocks Sunnen® Truing Sleeves in a wide range of sizes. Range: .339" to .347" (8.6 to 8.8mm)