產品說明
Short arm series:both ends of hex pointsLong arm series:both ends of hex pointsExtra long arm series:both ends of hex pointsLong arm ball point series:one end with hex point and one end with ball pointExtra long ball point series:one end with hex point and one end with ball pointShort arm T-point series:both ends of T-points Extra long T-point series:both ends of T-points