1", Body and rolls made of Hardened and Precise ground Tool Steel.
Perfect tool for angular inspection and measurement.
Top parallel to bottom of rolls ± .0004".
Distance between centre of rolls ± .0004"
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B.T.I. ENGINEERSVIP会员第12年
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1", Body and rolls made of Hardened and Precise ground Tool Steel.
Perfect tool for angular inspection and measurement.
Top parallel to bottom of rolls ± .0004".
Distance between centre of rolls ± .0004"