As an Amazon Associate, we earn from qualifying purchases. Cat40 end mill holder 7/16? x 9.00? Sowa Tools . 531-033 Attributes Brand name, Manufacturer name, ManufacturerSowa Tools Attribute00Certified balanced to 30,000 rpm Attribute011.38? Attribute027/16? Attribute03CAT40 Attribute04228.60 Attribute059.000 Attribute06No Attribute07Yes AttributeKey00balanced AttributeKey01projection diameter AttributeKey02hole diameter AttributeKey03taper AttributeKey04gauge length mm AttributeKey05gauge length inch AttributeKey06dual contact AttributeKey07coolant InStockStringTrue Extra Product NameCat40 end mill holder 7/16? x 9.00? moq, multiple, tierMinQty11 MPN, SKU531-033 qtyInStock-2 qtySourceInStockString tierPrice1183.55 Distributor offers SellerSKUMOQIn stockMultiplePrices tmttoolbox.com531-0331-211 @ $183.55