Aloris Tool DA-115L Profiling Tool Holder: Industrial & Scientific. Aloris Tool DA-115L Profiling Tool Holder: Industrial & Scientific. Available with right or left hand design for front or rear turning, profiling and contouring operations. Design features include: Unique, positive locking of insert is accomplished by the two-way force exerted by locking pin and the locking screw. Insert is held down and tight against the shoulders. Clamp lock insures extra rigidity of insert and holds chip-breaker, when used, securely in place. Choice of various diamond shaped inserts provides adaptation to positive or negative rake profiling. Available in Model #115 (right hand) or #115L (left hand), dovetail mounting design assures maximum repeating accuracy when used with standard Post. Holder supplied with shim and clamp. . . .