... The Straw Shredder With Quick Release Overhaul Door,NSK Bearing, Has Got CE Certificat and ISO9001:2000 We are manufacturing straw shredder,straw ... ,hammer crusher,grinding machine,grinding mill for exportation. SFSC72 Straw Shredder Feature1. Special combination of hammers and dental plate ... repair and clean.3. The NSK bearings are imported, with long service life.4. The using of dynamic balancing ...