Threaded Inserts for Timber Threaded Inserts for Timber These threaded inserts screw into timber furniture legs An adjustable foot can then be added Please contact us if your have other requirements KTM6 9mm Hole M6 Internal Thread $0.55 each (incl GST) KTM8 10mm Hole M8 Internal Thread $0.55 each (incl GST) KTM10 13mm Hole M10 Internal Thread $0.66 each (incl GST)