OS-NBR-1-3/8×1-7/8×1/4
OS-NBR-1-1/2×1-7/8×1/4
OS-NBR-1-1/2×2-1/4×5/16
OS-NBR-1-5/8×2×1/4
OS-NBR-1-5/8×2-1/8×1/4
OS-NBR-2×3×1/4
OS-NBR-2-1/4×3×3/8
OS-NBR-2-3/8×3-1/8×3/8
OS-NBR-3×3-3/4×3/8
OS-NBR-1-9/16×2-1/8×5/16