Spin S5000 5-Piece Drill Bit Swaging Tool Set 1/4 3/8 1/2 5/8 3/4-Inch
(SPIN Tools S5000 5-Piece Swaging Spin Set, 1/4, 3/8, 1/2, 5/8, & 3/4in. 0mm for 5/8″ tubing dia. ). Because they perform their job using high-temperature and friction, no clamping tools or holders are necessary.