As an Amazon Associate, we earn from qualifying purchases. COLLET ER20 3/16 STM | BlackHawk Industrial Supply Sowa Tool & Machine . 337667 Attributes Brand name, Manufacturer name, ManufacturerSowa Tool & Machine Extra Product NameCOLLET ER20 3/16 STM | BlackHawk Industrial Supply jsonUrlData6989e4e7-8381-46c5-b3b4-ae7000533942 moq, multiple, tierMinQty11 MPN337667 qtyInStock0 SKUSOWA 337667 tierPrice10.0 Distributor offers SellerSKUMOQIn stockMultiplePrices bhid.comSOWA 337667111 @ $0.00