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As masters of the art of deep hole boring, we provide the ultimate solution to the growing requirements of the petrochemical, hydraulic and aerospace sectors for precision bores greater than 20mm diameter.

Utilising the latest in cutting and machine tool technology we achieve close tolerances, excellent accuracy and surface finishes second to none.

Deep Hole Boring
Minimum Bore Diameter - -20mm 0.787"
Maximum Bore Diameter - -250mm 9.842"
Maximum O.A.L.- -3100mm 122.047"
Bore Tolerance under 76.2mm/3”- -± 0.1mm ± 0.004”
Bore Tolerance over 76.2mm/3”- -± 0.15mm ± 0.006”
Surface Finish (Drilling Only)- -3.2μ 125CLA
Accuracy (Drill Wander / T.I.R)- -0.025mm per 25.4mm 0.001”per 1”drilled
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