Range of topside bolt tensioning tools consist of 10 base tools covering bolt sizes from 3/4¨to 4¨ (M20 to M100). This general purpose range of tools are designed to fit on to most ANSI B16.5, ANSI B 16.47 Series 1, MSS- SP44, API – 6A and API- 17 D standard flanges. FORCE 10 Tensioners have many new features and user requested enhancements and provide extra bolt load capacity without compromising on the tool and ease of handling. The 10 tool range offers multiple tool variations per bolt size, only 5 tools are required to suit bolt sizes from3/4 ¨ to 4 ¨ (M20 to M100). For added versatility each base tool can be converted for use on a different bolt size within the tool size range by the use of conversion kits.