OS-NBR-3-1/2×4-3/4×1/4
OS-NBR-3-7/8×5-1/4×7/16
OS-NBR-4×5×7/16
OS-NBR-5-5/8X7-3/16X29/32
OS-NBR-5-5/8×6-5/8×1/2
OS-NBR-7.927×9-3/16×11/16
OS-NBR-3/8×1×1/4
OS-NBR-7/16×0.836×3/16
OS-NBR-7/16×7/8×1/4
OS-NBR-1/2×7/8×1/4