Tweco 91101109: A532MC A532 Electrode Holder Review Mutantra June 26, 2019 June 26, 2019 No Comments on Tweco 91101109: A532MC A532 Electrode Holder Review Twecotong 200 a Master electrode holder designed for 2/0 welding cable size accommodates thru 5/32″ electrode. Electrode holder with ballpoint cable connection is made of copper alloy and is sold as 24 per Carton.