For Anatomical pin, right and left, with grooves, stitched rasps can be made ... X4CrNiMnMoNbN 21-9-45832/9 ASTM F1586 ASTM F621 DESCRIPTION OF THE RANGE11 sizes, medialised grooved.11 sizes, medialised smooth.11 ... .50 135°157.50T 20.00 135°162.00Anatomical pin, right and left, with grooves Anatomical pin, right and left, with grooves