Nylon Closed-End Crimp Connector, Max. Voltage: 600 V, Max. Temp.: 221°F, PK of 100/ BODY MATERIAL: PLASTIC, POLYETHYLENE OR PLASTIC, NYLON HOLE DIAMETER: 0.050 INCHES MINIMUM AND 0.064 INCHES MAXIMUM DIAMETER: 0.215 INCHES MAXIMUM LENGTH: 0.480 INCHES MAXIMUM BOLT HOLE QUANTITY: 1 INSERT MATERIAL: COPPER, SOFT OR COPPER, QQ-C-502, CLASS A MOUNTING METHOD: HOLE CHAIN: NOT INCLUDED INSERT: INCLUDED SURFACE TREATMENT: TIN