Drill jig for window-frame profiles - has three moving stops with drills position profile and bore at set positions

摘要

Window and door frame sections are fabricated in a jig with a support bed for the material and drill; two tools move together on a guide parallel to the support surface, they move symmetrically in opposite directions to a centre point and both have movable stops. Simple appts., produces symmetrical holes, can work on any profile with/without aluminium or wooden reinforcement.