DI Type (Drop-In Spacer) Coupling are built to cater to API 610 Standards. Depending on customer demand, there is support for additional API requirements. These couplings make use of unitized disc packs with 6 or 8 bolt designs. Proper alignment can lead to longevity of couplings. Delivers torsional rigidity without the threat of backlash. The couplings do not require lubrication or maintenance. Corrosion-resistant and wear-resistant even when used in harsh environments.