Feature●Pack of 18●Length: 162 mm for 19.4 mm hexagonal shaft●Steel knife●The manufacturers numbers are for comparison only with our products. Unless otherwise noted, we do not supply original parts W14-C-3 1400g 3813Description 18 scarifier blades for Ering VH3.540 replaces 17540 62480 75900... The manufacturers numbers are for comparison only with our products. Unless otherwise noted, we do not supply original parts