Description Hole Configuration 7 holes, 7 mm diameter x 64 mm depth 10 holes, 7 mm diameter x 64 mm depth 1 hole, 7/15 mm diameter x 32/51/64 mm depth 1 hole, 7/15 mm diameter x 32/51/64 mm depth 1 hole, 7/15 mm diameter x 32/51/64 mm depth 1 hole, 7/15 mm diameter x 32/51/64 mm depth