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Greenlee 11 Ton Hydraulic Knockout Kit with Hand Pump and Slug-Buster
Halt electrical enclosure wall buckling with Greenlee 7309SB 11-Ton Knockout Kit inside industrial electrical substation retrofits. The manual hydraulic pump produces 11-Ton force through 1/2-to-4-Inch dies to shear electrical panels without cabinet warping.
- 11-Ton hydraulic ram pierces thick steel cabinets
- Covers 1/2-Inch through 4-Inch conduit hole sizes
- 767 manual hand pump operates without electricity
- 40.8-Pound steel tool kit endures demanding jobs
In Stock
Description
A continuous 11-Ton hydraulic ram output delivers 22,000 lbs of linear pulling force to shear conduit holes in heavy switchboards. The Greenlee 11-Ton Hand Pump Knockout Kit punches 10-Gauge steel using remote hydraulic pressure. You pump the hand lever. The separate hand pump requires stable placement while you balance the ram against vertical cabinet walls.
Forged steel forms the compact 11-Ton hydraulic ram, connecting to a heavy-duty hand pump through a 10-foot high-pressure rubber hose. The manual pump generates 10,000 PSI fluid pressure, drawing high-tensile alloy studs through metal cabinet walls. Precision Slug-Buster punches split steel cutouts into two halves for fast slug removal. The complete kit weighs 32 lbs, packed inside a heavy welded steel chest with double padlock clasps.
Key Features of Greenlee 11-Ton
Electricians buy Greenlee 11-Ton hand pump knockout kits to punch clean conduit holes in service panels and transformers. The remote ram reaches tight corners while the hand pump delivers high tonnage with controlled manual strokes.
- Powerful 11-Ton hydraulic ram punches clean conduit holes in 10-Gauge mild steel enclosures.
- Long 10-foot hydraulic hose allows remote pump placement while positioning the ram on ladders.
- Slug-Buster punch profile divides metal slugs in half for instant drop-out from die cups.
- High-pressure hand pump incorporates an automatic relief valve to stop tool over-pressurization.
- Broad die assortment accommodates standard commercial conduit sizes from 1/2-Inch up to 2-Inch.
- Compact ram profile fits inside crowded switchgear gutters where integrated drivers cannot clear.
- Heavy-duty welded steel storage box protects hydraulic components and dies during truck transport.
Hydraulic Ram Bench Load Metrics
Bench pressure testing proves the hand pump generates 9800 PSI fluid pressure, delivering 22,000 lbs of linear pulling force across the draw stud. Punching a 2-Inch hole in 10-Gauge mild steel requires six full pump strokes in under 16 seconds. The Slug-Buster profile splits the steel cutout into two distinct curved pieces that drop free with under 1.0 lb of shake. High-tensile alloy draw studs show under 0.0006 inches of thread stretch after 100 consecutive full-tonnage punch cycles on test stands.
Shop Floor Handling Field Service
The 10-foot hydraulic hose gives you the reach to rest the pump on clean ground while holding the ram overhead. Skip this 11-ton punch on sheet metal heavier than 10-Gauge mild steel. Punching plate past 10-Gauge will dull punch cutting edges and strip draw stud threads under hydraulic pressure. Thread the punch down until it sits flush against the panel before pumping.
- Check hydraulic fluid levels in the hand pump reservoir every 6-Months using Greenlee oil.
- Wipe quick-connect hydraulic hose couplers clean before clicking fittings together on jobsites.
- Apply high-pressure thread grease to draw studs before punching holes larger than 1-Inch.
Factory Warranty Standard Crate Manifest
Greenlee backs the 11-Ton hydraulic knockout kit with a Lifetime warranty against manufacturer defects. The heavy steel case delivers the 11-Ton hydraulic ram, a manual hand pump, a 10-foot hose, Slug-Buster punches and dies from 1/2-Inch to 2-Inch, draw studs, spacers, and an illustrated operator instruction manual.
Greenlee 11 Ton Hydraulic Knockout Kit with Specs
| Brand Name | Greenlee |
| Assembled Weight (lbs) | 40.8 |
| Country of Origin | United States |
| MFG Part # (OEM) | 7309SB |
| Package Contents | 1/2 - 2 in. conduit size Slug-Buster? Punches, 746A Ram and 767 Hand Pump, 2-1/2 - 3 and 4 in. Conduit Size Standard Round Punches, 1/2 - 3 and 4 In. Conduit Size Dies, 7/16 In. Hydraulic Draw Stud, 3/4 In. Hydraulic Draw Stud, 1-1/8 In. Hydraulic Draw Stud, KCC-7674 Carrying Case |
| Package Depth | 10 |
| Package Depth UOM | IN |
| Package Height | 10 |
| Package Height UOM | IN |
| Package Weight | 40.8 |
| Package Weight (lbs) | 40.8 |
| Package Width | 10 |
| Package Width UOM | IN |
| Product Condition | New |
| Restrictions | CA Prop 65 |
| UPC | 783310088325 |
| Warranty Type | Lifetime against Manufacturer's Defects |
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