Ideal desoldering tool for circuit board repairing.
Piston with double oil seals : no air leakage guarantee; replacement tip, soft handle.

After using the internal spring pull design, momentary holding strong suction, suction up 32Hg-cm.
Soft non-slip handle design, smooth operation is not slippery, more comfortable grip.
Replaceable tip, affordable, easy to operate, easy to clean.