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 D2HS/45 D2HS/63 Blade Diameter: 600 800 1000 1200 Blade brake and reversible spin: