SPI Deep Throat Micrometers

• Great for use with sheet metal and similar applications
• Clear graduations on satin chrome finish
• Enamel finish frame, Ratchet stop and spindle lock
• Carbide tipped measuring faces
• 6" model has flat anvil and spindle, 12" model has round anvil and flat spindle
• Spindle diameter: 0.250"
• Accuracy: ±0.0003"
• Graduation: 0.0001"
• Short Form Certificate of Calibration included
• Furnished in fitted case
• 2 year warranty