Please can u help me ..I have a challenge 650w jigsaw No M1Q-DD7-65 and while replacing the blade I accidentally lost one of the screws holding the blade in...I have tried to replace it but cannot find one too suit and as it was plastic or nylon ? Could u please tell me where I can get a replacement one from because I have not seen any like it to buy Many thanks...julie Tingle
J.Tingle, May 2017