string trimmer with the brush cutter attachment. I have been very happy with the trimmer but the brush blade 8", 80tooth, m arbor dulls. Looking for Parts for a Caldwell brush cutter Houzz Hello. We are Petal in a bit of a sticky situation. We broke, well and truly busted, Rothschild our brush cutter. That s the good news. It s manufactured by E.L. Caldwell & Sons of. IBEW Local Washington IBEW Localcontinues its proud tradition of quality craftsmanship, leadership in our community, excellent wages and benefits for members, and innovation in.