Lapped Dovetail joints are quite strong and attractive joints. The shape of the joint ensure that you cannot pull both pieces apart, these type of joints are good in tension. These joints are used where strength is needed but the front end grain of the tails has to be hidden such as in drawer fronts. Again the dovetail slopes differ in softwood and hardwood. The slope is larger on softwood to give more grip.
Is ailt láidre agus tharraingteacha iad na Déadailt rádail. Mar gheall ar an chrot atá orthu, ní feidir leat an dá phíosa a tharraingt as a chéile. Tá na cineál hailt seo maith i teannas mar go bhfuil nasc maith acu. Baintear úsaid as na hailt seo nuair atá láidreacht de dhíth ach bíonn ort an grán un tosaigh a chur i bhfolach mar shampla aghaidheanna tarraiceán. Arís tá difríocht san fhána in adhmad bog agus crua. Tá an fána níos mó san adhmad bog le greim níos fearr a thabhairt dó.