Razertip SSD-10, 10AMP burner with one heavy duty fixed #HD1L pen, one 16 gauge heavy duty cord. Dual handpiece capability (additional cord & pen required).The SS-D10 is Razertip's workhorse, with many features not found on any other burner. Dual handpiece capability allows you to have 2 pens plugged in at the same time and change between them at the flick of a switch!This is particularly useful if your work calls for frequent handpiece or cord changes. It saves time and wear on the connectors.