•915-6916 (Metric):---
 Ranging 27mm ~ 50mm.
 Size: 27, 29, 30, 32, 33, 34, 35, 36, 38, 41, 43, 46, 48 and 50mm.
•915-6917 (SAE):---
 Ranging 1-1/16” ~ 2”.
 Size: 1-1/16",1-1/8", 1-3/16", 1-1/4", 1-5/16", 1-3/8", 1-7/16", 1-1/2", 1-5/8", 1-11/16", 1-3/4", 1-13/16", 1-7/8" and 2".
 

•915-6916 (Metric):---
 Ranging 27mm ~ 50mm.
 Size: 27, 29, 30, 32, 33, 34, 35, 36, 38, 41, 43, 46, 48 and 50mm.
•915-6917 (SAE):---
 Ranging 1-1/16” ~ 2”.
 Size: 1-1/16",1-1/8", 1-3/16", 1-1/4", 1-5/16", 1-3/8", 1-7/16", 1-1/2", 1-5/8", 1-11/16", 1-3/4", 1-13/16", 1-7/8" and 2".