hand operated vacuum and pressure pumps, and kits therefor, namely, cooling system kit comprised of dual converter pump, radiator adapter, temperature probe, tubing and carrying case; automotive component test kit comprised of vacuum/pressure pump, reservoir jar, transfer and storage lids, brake bleeding adapters, automotive test adapters, rubber cup adapters, vacuum gauge, tubing vacuum/pressure pump, leakdown checker kit comprised of vacuum/pressure pump, leakdown gauge, spark plug adapter,...