Handmade pipe" is generally the specificity of pipe makers who make their pipes by the unit.
Handmade are by definition pipes made without the use of tools, although .... Some tools are still needed, such as drills for drilling the shank, the stem and the bowl. Notable differences with industrial pipes can, depending on the pipe maker, be found in the drilling, the comfort of the mouthpiece and the lens, the mortise - tenon adjustment, the junction of the stem and the shank, etc... But of course each pipe maker will have a degree of finishing more or less advanced which will make its success or not on the market: the prices can be consequent (several thousands of Euros) according to its notoriety. The term "Free-Hand" is also used to designate the "handmade" resulting in an unconventional shape or free form.