Metric Standard GB L-type standard (square head) Hex-key
The overall heat treatment HRC56-60 degree
1. The model we can do is for M1.5, M2.0, M2.5, M3.0, M4.0, M5.0, M6.0, M8.0, M10.0 etc
2. Material is using 40Cr
3. Surface you can choose,
A. Matte black ( oxide, )
B. Shinning black( Electrophoresis)
C. Shinning silver (nickel plated)
D. Matte silver ( chrome plated)
4. Packing we can make them 9PCS/set, each set in blister card
5. We have all kinds of hex key set. Like square head type, ball point type & torx type, and we have the standard length, mid-long type & extra-long type, for our details, please feel free to contact us.