Greenlee 7304 Knockout Set for Hydraulic Drivers with Standard Round 2-1/2" to 4"

Greenlee 7304 Knockout Set for Hydraulic Drivers with Standard Round 2-1/2" to 4"   Features: For use with all Greenlee hydraulic (manual or battery) drivers Knurled edge on punches for better grip Knockout set features new die design optimized for widest range of materials and drivers Laser markings for quick part identification. Alignment markings for improved accuracy Easy threading - draw studs with "dog point" tip helps eliminate cross-threading. Hex key access for easy removal from tool. Made in the USA   Kit Includes:   1429AV 2-1/2" Conduit Size Punch, Hole Size: 2-7/8"   1430AV 2-1/2" Conduit Size Die, Hole Size: 2-7/8"   1431AV 3" Conduit Size Punch, Hole Size: 3-1/2"   1432AV 3" Conduit Size Die, Hole Size: 3-1/2"   2982AV 3-1/2" Conduit Size Punch, Hole Size: 4"   2981AV 3-1/2" Conduit Size Die, Hole Size: 4"   2984AV 4" Conduit Size Punch, Hole Size: 4-1/2"   2983AV 4" Conduit Size Die, Hole Size: 4-1/2"   30236 Plastic Case   Specifications: Application For punchin