Simple design allows easy one-handed use,lightweight and compact,suck the solder away easily. Anti-static with replaceable nylon tip and aluminum housing. Good little solder sucker,have a good bit of suction,you can just onto it and use your thumb to reset and suck. for Ideal for use in labs, service shops, schools (STEM home and industry. Back pull pattern for the inner spring instantaneous suction is strong., Manufacturer: Diogeynu