Pro'sKit 300-151 Strain Relief Crimper, multi, one size

The Hillman Group 58238 0.500 Diameter Round Strain Relief Bushing, 10-Pack

The Hillman Group 58236 0.375 Diameter Round Strain Relief Bushing, 10-Pack

The Hillman Group 58241 0.625 Diameter Round Strain Relief Bushing, 10-Pack

The Hillman Group 58230 0.500 Diameter Flat Strain Relief Bushing, 5-Pack

The Hillman Group 58244 0.750 Diameter Round Strain Relief Bushing, 5-Pack

The Hillman Group 58246 0.875 Diameter Round Strain Relief Bushing, 5-Pack

Uxcell a15111200ux1295 Electric Cable Protection Strain Relief Bushing Grommet Black (Pack of 14)

Heyco 0022 R-29 STANDARD STRAIN RELIEF PLIERS (each)