.Wood chipper for tractor (CE certificate). Model: CH-6, CH-8. (6" and 8"). (Longer outlet pipe. This unit runs on a standard PTO shaft, which is included with the chipper. This tractor implement will work on just about any tractor. Main Specifications of Wood Chipper CH-6/CH-8MODELCH-6 wood chipper CH-8 wood chipper Packing size (L x W x H)1100x1100x1200mm1100x1100x1200mmSTRUCTURE WEIGHT340KG360KGBLADE TURNING DISMETER600mm640mmCHIPER MAX DIAMETER6inch8inchCHIPER EFFICIENCY5 8m3/h6 9m3/hINPUT TURNNING SPEED540rpm540rpmPTO SPLINE6x6x5206x6x520POWER REQUIRED 18hp 45hp 25hp 55hp