findmall 1-2-3 Blocks 0.0001 Ultra Precision 1-2-3 Blocks Set 23 Hole with Screws Hex Key Plastic Case

<p>1-2-3 Blocks Matched Pair</p> <p>Feature:</p> <p>- Made of hardened tool steel and precision ground on all six sides.</p> <p>- Cross drilling design allows efficient use of lower weight with maximum strength</p> <p>- Heat treat and hardness 56 to 60 RC</p> <p>Description</p> <p>1-2-3 Blocks Matched Pair</p> <p>Overall size is within +/- .0003".</p> <p>Flatness and parallelism are within .0003".</p> <p>Squareness on all sides to within 0.0003".</p> <p>Pairs are matched to a tolerance of 0.0002".</p> <p>Package includes:</p> <p>2 x 1-2-3 Block</p> <p>5 x 5 x 3/8-16 stainless steel socket head cap screws</p> <p>1 x A Hex Key</p>

• Blocks - 23 holes with 5 holes tap to 3/8-16 threads for clamping and 18 untapped holes.
• Material - Made of hardened tool steel and precision ground on all six sides; Heat treat and hardness 56 to 60 RC.
• Precision - Size within +/- .0001; Flatness and parallelism within .0001; Squareness on all sides is 0.0003 per inch.
• Feature - Cross drilling design allows efficient use of lower weight with maximum strength.
• Application - Used for set-up, layout and inspection jobs.