Echidna Diamond Rocksaw Series D0S D1HS D1S D2HS D2S D3HP D3HS D3S D4HP D4HS D4S D5HP D5HS D6HP D7HP O2S O3S xD3HP xD4HS xO4S Select Model D4HS/108 D4HS/125 Blade Diameter: 600 800 1000 1200 1400 Blade brake and reversible spin: