New Product Announcements From: 2/1/2006 Modern Machine Shop The Minuteman 320 from Edge Technologies is a competitively priced 12-ft. magazine bar feeder. The bar feeder accepts bars stock diameters of 3 mm to 20 mm. It features hydrodynamic, quick-change polyurethane guide channels; a roller steady device; hand-held pendant; and Swiss synchronization device.