To order select from the dropdowns the size range that covers your adaptor and use send message to seller with your exact sizes you require, printed parts will have a +or - 0.3mm tolerance.

These are 3D printed so layer lines will be visible CHECK PHOTOS FOR PRODUCT APPEARANCE, Photos are a selection of adaptors I printed for my own hobby shop after becoming frustrated with every machine having a different size dust port and nothing matched my hose size.

Please be as accurate as you can with your measurement's these are printed to order and are therefore not returnable.

The clear hose in the pictures is axminster tools 63mm hose and  printed my adaptors 62.5mm for easy fitting, the black hose has an internal diameter of 39mm and i printed my adaptor's with an OD of 39mm and the fit is perfect and will not need hose clamps.

Hose clamps can be used just DO NOT OVER TIGHTEN, clamping area on each end is 20mm, colour is black