a scissor design tipper trailer known as the Power X System and later left Steelfab and set up business building mini excavators known as Powerfab. The Steelfab SF 122 loader was used to build the "Roadless 700" Tractor loader in 1968. This machine based on the Roadless Plougemaster 65 and 75 tractors. Six were supplied to Israel between 1969 and 1972. The original prototype is believed to be the only one in existence. These were unusual machines as they had a Brockhouse torque converter transmission but were based on a Ford tractor. Competition At this time the market was very competitive with several firms offering alternatives to the JCB excavators. HyMac Limited later took over Whitlock Bros. of Great Yeldham in Essex Manufacturing The HyMac 370 backhoe loader range. See also J. C. Bamford References Sources Classic Construction Plant & Machinery, published by Alan T. Condie publications. 1995; Category:Companies based in Cardiff Category:Construction equipment manufacturers of the United Kingdom Category:Manufacturing companies of Wales