SPI Radius Gage Set 1/64 to 17/64 by 64ths and 9/32 to 1/2 by 32nds – 30-310-7

SPI Radius Gage Set 25 Piece Set with holder1/64" to 17/64 " in increments of 64ths and 9/32" to 1/2" by 32nds Made of rust-proof steel, satin chrome finish. Each gage is marked with its radius size. Each gage has 5 measuring surfaces for convex and concav