5pc Wiggler Set. 5pc 1/2" HSS Boring Bars. Drill drift. 3 Edge Finders. 1 Arbor (JT6 to r8). 1 Adapter R8 to MT3 . 3/4 in Shank . 3/4 in Boring Head. 3 Hex Keys. 2-12 in Fly Cutter. 3/8 x 3 in Square Tool Bit. Blank RB Arbor. This authentic JET replacement part is designed specifically for your tool and guaranteed to perform to OEM specs.