Sealey MDTCM12 Magnetic Drill Tapping Chuck M12 M12 Tapping chuck for Model Nos MAG60110VHD and MAG60230VHD Heavy-Duty Magnetic Drilling Machines. MDTCM12 Features M12 Tapping chuck for Model Nos MAG60110VHD and MAG60230VHD Heavy-Duty Magnetic Drilling Machines MDTCM12 Specification Model No MDTCM12 Brand: Sealey What is included: 1 x Sealey MDTCM12 Magnetic Drill Tapping Chuck M12