Fowler 4-7/8" x 3-1/2" x 2-3/4" Shop-Blox V-Block Set Fowler 1-2" digit counter disc micrometer • Accuracy: 0

• Accuracy: 0

• Sphericity within

• Smooth action ratchet style thimbles for exact and repetitive settings

To measure the outside diameter of workpieces which have narrow grooves

The spherical anvil or spindle contacts the inside curved surface at a single point

Fowler 4-7/8" x 3-1/2" x 2-3/4" Shop-Blox V-Block Set Fowler 1-2" digit counter disc micrometer • Accuracy: 0Accuracy: . 001" Parallelism tolerance: . 0005" Perpendicularity tolerance: . 0005" All sides are ground square and parallel to each other. V slots and centered, parallel and square to each other in pairs. Constructed of heat treated and hardened tool steel Ideal for setup, milling, grinding and drilling applications *Image shown for representational purposes only