Fowler 2-3" Blade Micrometer 5R rule • Anvil and spindle are

• Anvil and spindle are hardened and precision ground with microlap finish on measuring faces

• Internal and external measurement indicator

• For larger workpieces

• Made from 4140 pre-hardened steel

Titanium coated for exceptional wear and visibility

Fowler 2-3" Blade Micrometer 5R rule • Anvil and spindle areUse Fowler No. 52 246 Blade Micrometers to measure the outside diameter of workpieces which have narrow grooves, "T" slots and other dimensions blocked by shoulders or lands where standard type micrometers cannot be applied. Hammertone blue baked enamel frame Microfine graduations on satin chrome finish for easy reading. Anvil & spindle hardened & precision ground with microlap finish on ends. Spindle thread is hardened, ground and lapped. Non