greetings: has anyone come up with a good technique for routing a slot through a plated through hole without encountering any burring or other problems at the joint? thanks for your assistance. charley wimmer colonial circuits, inc. 540 752 5511 x126 540 752 4941 fax ################################################################ TechNet E-Mail Forum provided as a free service by IPC using LISTSERV 1.8c ################################################################ To subscribe/unsubscribe, send a message to [log in to unmask] with following text in the body: To subscribe: SUBSCRIBE TechNet <your full name> To unsubscribe: SIGNOFF TechNet ################################################################ Please visit IPC web site (http://jefry.ipc.org/forum.htm) for additional information. For the technical support contact Dmitriy Sklyar at [log in to unmask] or 847-509-9700 ext.311 ################################################################