12MM HEX ADAPTER SIZE : 3, 1/8", 4, 3/16", 5, 5.5, 6, 1/4", 8, 3/8", 10MM

16MM HEX ADAPTER SIZE :11, 12, 1/2", 14mm, LENGTH:28MM

Material: 8660(SNCM+V), Hardness: 54~57.

Surface treatment: zinc phosphate.

Packing: blow box