HNA supplies three models of Rotary Slips which accommodate drill pipes from 2 3/8 to 5 1/2 inch O.D: SDS—Short Rotary Slips SDML—Medium Rotary Slips SDXL—Extra Long Rotary Slips HNA supplies three models of Drill Collar Slips which accommodate drill collars from 3 inch to 14 inch O.D. : DCS—S DCS—R DSC—L HNA supplies Casing Slips which can accommodate casing size from 65/8 to 30 inch O.D. HNA supplies two models of Safety Clamps: Model WA-C Model WA-T HNA supplies two types of Flake rotary slips which can handle various O.D. drill pipes, drill collars or casing by changing insert gripping dies or insert boxes: W 31/2-5/100 W 5-7/100