ABS Import Tools MVVNN 16-3D Turning tool holder is use with VNMA or VNMG inserts. 17.5 Degree lead angle. Right hand. Zero degree relief. New rigid style top & hole clamping design provides increased stability & security for productive turning of large components and heavy machining. Shim is #2100-1602. Shim screw is #2100-4300. Clamp is #2100-2903. Clamp screw is #2100-4350. Spring is #2100-4384.