Mechanical Rock Bolts - DSI Underground Canada
0.40' (10.16 mm) Thread Size (left and right) I. All Bolts. 5/8”- 11 UNC. 3/4”- 10 UNC. 7/8”-9 UNC. All dimensions in accordance with ASTM F432 & CSA M430-90 specifications. Technical Data. C1060 Steel.
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