Heavy Duty Trim Nail Punches Drive trim nails into soffit, fascia and other finishing trim without denting or marring material. All-steel nose and aluminum tail piece directs weight of this punch to the working end when grasping or starting a nail. Accommodates up to 1-1/4" (31.2 mm) standard trim nails. Nose fits into 1/2" (12.7 mm) J channel.