Features3-tooth geometry for prime punchingGripping surface for quicker threadingLarge size markings for easy identificationRated for both mild and stainless steel punchingQuick connect alignment system allows for the easiest set-up and speeds up repetitive punchingDesigned for optimal set-up and slug removal speedGripping surface for faster threadingDie laser engraved crosshairs for clearest alignment and a large size ID, punch tooth geometry splits the slug10 ga mild steel, 12 ga stainless steel capacity3.94 in LPunches 2 in conduit holes in both mild and stainless steel