Bedknife can be used for cutting grass in golf course and Green 1.P/n:503477 2.Machine No.:Jacobsen522 3.Length:22' Bedknife can be used for cutting grass in golf course and Green1.P/n:503477,503478,503479,50028872.Machine No.:Jacobsen 5223.Length:22'4.Material:65Mn Steel/Spring Steel5.Hardness:48-50HRC6.Hole:13Bedknife is a kinds of blades which used for Green Machine.That kinds of machine can ...