An embolic coil delivery assembly is disclosed. The delivery system may include a tubular member having a distal portion, a proximal portion and a lumen extending therein. The system may further include a tip member secured to the tubular member. The tip member may include a distal portion and a bonding portion. The bonding portion may include a bonding surface. The system may also include an embolic coil releasably disposed within the distal portion of the tip member. The distal portion of the tubular member may extend over the bonding portion of the tip member. The bonding surface may be configured to mechanically interlock with the tubular member.