Arrowhead R45 Post Driver Hammer This is a one off special price with brackets too suit Yanmar Vio17, SV15,16,17,18,19, B15. 4" post driver, point, hoses. Overview With the Arrowhead R45 post driver side mount for post driving functions and the top mount for regular use as a breaker, the Arrowhead range of post drivers have a unique and innovative design. Swap the point or chisel out for a post driver and quickly drive in posts. Change to the low side mount when only driving posts to allow for ease of positioning and superior control, making it easier to line up posts up before driving them in. This also allows for superior access in areas with minimal headspace. In addition, the low side mount means taller posts will be easier to handle whilst dual mounting enables control and flexibility. Features Multiporpose tool Dual Mounting Low side mount Specs Hammer Specifications Required Flow Rate  us g/m L/m4 - 7 25 - 45/ 10 - 15 Operating Pressure psi/ bar 1300/ 90 Blow Rateper minute 650 - 1100 Sound Rating dB 116 Tool Diameter inches/ mm 1.8/ 45 Working Weight lbs/ kg 407/ 185 Carrier Weight lbs/ tonnes 2250 - 6150/ 1.5 -2.8 For a video on how to gain information too order and use please see a short film HERE For a video on how the Arrowhead breakers work visit HERE