The Profax-Lenco L-2 / T46 is a precision-made copper cable connector with a 21/64-inch stud hole and extra clearance for welding machine studs. Its flared ends ease cable insertion, while the extra-long barrel accommodates soldering or swage-on installation. Sized for No. 4 to No. 6 AWG cable, it has a 0.336-inch barrel ID.