Feature(may vary by option.)

●3-Point internal micrometer provides precise direct measurement of bore diameters
●Self-aligning and self-centering
●Carbide measuring anvils
●Ratchet stop provides uniform measuring pressure and assures highest reading accuracy
●Feelers taper toward the back for positive reading on the front edge; Suitable for measuring to within 0.050" of bottom of blind holes.

[1 to 1.2 ]

[2.4 to 2.8 ]

[1.2 to 1.4 ]

[2.8 to 3.2 ]

[3.2 to 3.6 ]

[0.8 to 1 ]

[2 to 2.4 ]

Description

SPI 2 to 2.4", 3.54" Gage Depth, Mechanical Inside Hole Micrometer 0.0002" Graduation, 0.00025" Accuracy, Ratchet Stop Thimble. This 3-Point Hole-Mike measures in inches with 0.0002" Graduations and a Depth of 3.54". Suitable for measuring to within 0.050" of bottom of blind holes. For over 60 years, SPI has introduced innovative products to the metalworking and laboratory industries. SPI measuring instruments are durable, precise, and reliable — all backed by an Industry leading 2-Year warranty.