Graco 2000470 1.5 in. (38.1 mm) i Series Polypropylene Pulsation Dampener with PP Seats and BN Diaphragm bendertype_exhaust bender the J 7020 follows strict guidelines HE80 0446 the J 7020 follows strict guidelines and electrical requirements to be certified by CSA Group• Swing away control panel houses major saw controls• Variable speed drive system allows the operator to easily fine tune the blade speed• Adjustable blade guide with six contact point system that utilizes cam follower bearings mounted on eccentric shafts on both sides of the blades• Heavy Duty transmission utilizes hardened and ground gears operating in an oil bath• Patented 3 Jaw vise with rapid action moveable jaw for faster set up• One piece wheel cover• Coolant system• Cast iron blade wheels• Adjustable material stopSPECIFICATIONS:• Round at 90 Degrees (In Our selection of Replacement Blades come in variety of pack quantities Model i Series Part Number 2000470 Size 1 1 mm) Material Polypropylene Seats PP Diaphragm BN