Sturdy 24 ga. stainless steel with permanent, easy-to-read engraved markings painted black.
One side marked by 1/2, 1/4, 1/8, 1/16, 1/32 & 1/64".
The other side marked by 0.5mm, 1.0mm and centimeters to 15cm.
Handy hanger-hole; length overall 6-1/2"; 1/2" wide.
Please note that the latest version may vary from time to time without advance notice by the manufacturer.