Grooved & Graduated Hardened Steel Ring Mandrels this is a hardened steel ring mandrel that is grooved and graduated. It is graduated from sizes 1 to 15 in 1/4 sizes. The overall length is 11 1/2" (293 mm).
Grooved & Graduated Hardened Steel Ring Mandrels this is a hardened steel ring mandrel that is grooved and graduated. It is graduated from sizes 1 to 15 in 1/4 sizes. The overall length is 11 1/2" (293 mm).