YINTATECH 10x 6000K White T5 Wedge PC74 Twist Socket 37 70 1-SMD 5050 LED Dashboard Instrument Cluster Package Includes: 10 X T5 Twist Lock Sockets with 10 X T5 Pure White LED Bulbs Cross Reference: T5 17 18 27 37 58 70 73 74 79 85 86 206 207 286 306 307 308 406 407 2721 Application: instrument panel lights for car/ motorcycle/ scooter/ truck Socket type: 73/74 Miniature Wedge Base; Type: Wedge Base Sockets; Socket Hole Diameter: 3/8" or 12mm diameter hole Do not confuse these sockets with the larger T10 194 wedge socket which fits a 1/2" hole