Spline Bit Clearance. There are still a lot of spline bits in service from Bosch, Milwuakee, DeWalt, Makita, Metabo, AEG, and others. We have a list of clearance spline bits below. Hopefully you can find something you can use at a great price! Bits are from ITW, Bosch, DeWalt & more. All first quality bits. Some will have packages with shelf wear, some won't have packages but all are new unused!