Home / Milling / Attachments / Bridgeport J-Head Quillmaster w/ 3/16″ Collet, Item B532860B View cart “Master Mill Lathe Converter Model C Internal Grinding Spindle” has been added to your cart. Bridgeport J-Head Quillmaster w/ 3/16″ Collet, Item B532860B$349.00 Bridgeport J-Head Quillmaster w/ 3/16" Collet, Item B532860B quantity Add to cart SKU: B532860B Category: Attachments Description Description Bridgeport J-Head Quillmaster w/ 3/16″ Collet Related products Boring Cartridge, Adjustable, Rigibore Micro TR 5B 2 (NOS) (2 Available) $24.95 Add to cart Dumore Versa-Mil Internal Grinding Attachment, Cat No. 320-103, 15 Pounds $249.00 Add to cart Master Mill Lathe Converter Model C Internal Grinding Spindle $249.00 Add to cart Right Angle Mill Head, Manufacturer? Fits? 3/8″ Shank, Fits 2-7/16″ $95.00 Add to cart