● Authentic Eight Allen Key Set
● Model: RS-7
● Number of Pieces per Set: 7 pcs.
● Contents: 1.5, 2, 2.5, 3, 4, 5, and 6mm
● Excellent Quality Series for the highest quality and most heavy duty allen keys
● Material: Special Version of SNCM+V alloy steel characterized by tougher resistance against abrasion and high torque.
● Hardness: Rockwell