4 way split Anti-pop out Extra large face Manganese steel Sharp tip Weight: 1.6kg Roughneck Wood Grenade® Splitting Wedge 1.6kg The Roughneck Wood Grenade splitting wedge is the quick, efficient way to split logs. Manufactured from high impact resistant manganese steel with a sharp tip and diamond shaped cross section which splits logs easily and quickly. Featuring an extra large spherical striking face to provide a centred and efficient blow and gripping notches to prevent pop out from the log.