Rotary Slips can accommodate drill pipe from 23/8 to 51/2 inch (60.3-139.7mm) O. D. They are classified as type Ultra-Short(SDS-S), Short(SDS), Medium (SDML) and Extra Long(SDXL) according to gripping length. SDS-S slips and SDS slips are designed for shallow drilling, SDML slips are the perfect choice for all medium depth drilling, SDXL slips are designed for deep drilling.
