Todays deeper drilling calls for long and heavy casing strings. Varco has slips to handle any casing job. Varco CMS-XL slips are manufactured from drop forgings, reinforced to take severe service. The self-centering full......Todays deeper drilling calls for long and heavy casing strings. Varco has slips to handle any casing job. Varco CMS-XL slips are manufactured from drop forgings, reinforced to take severe service. The self-centering full wraparound grip prevents damage to casing. With certain simple adjustments, the CMS-XL can accommodate casing from 6 5/8" to 30" OD. All Varco BJ slips have an API taper of 4"/ft on the diameter.