This package contains all the tooling you need to be productive with your bench lathe on the first day you own it. It works with the LittleMachineShop.com HiTorque 8.5x or 9x bench lathes as well as other bench lathes. The 1/2" capacity drill chuck (1212) is mounted on a standard 2 Morse taper arbor (2955). The rated capacity of the drill chuck is 1 mm (0.039") to 13 mm (0.512"). Set of 5 indexable turning tools (AR, AL, BR, BL, E), inserts, a wrench, and extra screws. It comes in a wooden case. The carbide inserts are TCMT-21.51 (1669). The 9-piece carbide tipped boring bar set includes three different length boring bars each for minimum bores of 5/16", 3/8", and 7/16". The bore depth ranges from 3/4" to 2-1/4". Heat treated, alloy steel shanks (1247). One size P1 cut-off blade made from HSS. Width: 1/16", Height: 1/2", Length: 4-1/2". These blades are considered T-Shaped and provide great side clearance (1929). 5-piece combined drills and countersinks (center drills). The center drill set is high speed steel and includes sizes 1, 2, 3, 4, and 5. These are 60-degree center drills. These are the sizes that are most used by bench top machinists (1230).