Greenlee 7310SB Hydraulic Knock Out Punch / Puncher Kit with Hand Pump 1/2" - 4" workshop-grinder-accessory General screw fastening and removal

General screw fastening and removal

and surface preparation in confined or hard-to-reach areas

With 1PCS sanding base

and construction professionals handling structural modification and concrete removal tasks

Steel: Φ13mm

Greenlee 7310SB Hydraulic Knock Out Punch / Puncher Kit with Hand Pump 1/2" - 4" workshop-grinder-accessory General screw fastening and removalGreenlee 7310SB Hydraulic Knock Out Punch Puncher Kit with Hand Pump 1 2" 4" Slug Buster Knock Out Kits 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.