10mm Square O1 Tool Steel x 115mm Long 

Precision Ground Flat Stock Also Known As A.I.S.I. 0-1, BS 4659 B01 and Werkstoff NR 1.2510

Premium Ground Flat Stock and Gauge Plate manufactured in the UK from premium Steel to meet DIN59350 Specification. Standard tolerances are as follows:-
Thickness +0.05/-0mm
Width +0.2/-0mm
Length +5/-0mm

All material conforms to Aisi O1 specification. For more information including heat treatment and material data sheet just get in touch!