THE DORIAN TOOL MDJNL24-5E TURNING TOOL HOLDER IS A LEFT-HAND TOOL WITH A MDJN L TOOLHOLDER STYLE AND FEATURES A J-3° SIDE CUTTING EDGE ANGLE, DESIGNED FOR NEGATIVE 55° USER INSERTS. THE REQUIRED USER INSERT IS DNM-543, AND THE SEAT IS IDSN-533. THE TOOL UTILIZES A NL-58 LOCK PIN, CL-12 CLAMP, AND XNS-510 CLAMP SCREW. IT HAS A SQUARE SHANK OF 1.5 INCHES AND AN OVERALL LENGTH (OAL) OF 7 INCHES.