SPI Hole-Mike Inside Micrometer Depth Extension, 6 – 10-747-4

SPI Hole-Mike Inside Micrometer Depth Extension, 6"10-747-4 Micrometer Extension Use with SPI Hole-Mike Series MicrometersFits Hole-Mike measurement range: 1.600 - 4.000"Specifications: Item Number 10-747-4 Type Extension For Use With SPI Hole-Mike Series