# Hydraulic Impact Wrench, Product Type Impact Wrench, Drive Size 1/2 in Square, Fastening Torque 500 ft-lb, Pressure Port 9/16 in - 18 SAE O-Ring, Return Port 3/4 in - 16 SAE O-Ring, Minimum Operating Pressure 1,000 psi, Maximum Operating Pressure 2,500 psi, Minimum Flow Rate 4 gpm, Maximum Flow Rate 12 gpm, Includes Heavy Duty Adapter, 7/16 in Hex Quick-Change Chuck, Actuation Trigger, Handle Material Polymer, Hydraulic System Type Closed Center and Open Center, Impact Rated Yes

**Manufacturer:** Greenlee  
**MPN:** `HW1`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Greenlee |
| Manufacturer name | Greenlee |
| Manufacturer | Greenlee |
| CategoryId | 8534 |
| CategoryIdL1 | 32 |
| CategoryIdL2 | 10617 |
| CategoryIdL3 | 8534 |
| CategoryL1 | Power Transmission |
| CategoryL2 | Hydraulic Cylinders & Equipment |
| CategoryL3 | Hydraulic Industrial Tools |
| CategoryL4 | Hydraulic Impact Wrenches |
| DimensionUnit | inch |
| GTIN | 783310003731 |
| GraingerSku | 39D716 |
| UPC | 783310003731 |
| UnitOfMeasure | EA |
| Weight | 8.01 |
| WeightUnit | lbs |
| cali_prop65_orglabel | False |
| cali_prop65_whtlabel | False |
| countryOfOrigin | US |
| height | 16.5 |
| jsonUrlData | 924526ffbdad25e5923b |
| length | 6 |
| moq | 1 |
| MPN | HW1 |
| multiple | 1 |
| qtyInStock | 0 |
| qtyInStockOverride | Drop Ship |
| SKU | G5811827 |
| tierMinQty1 | 1 |
| tierPrice1 | 1269.99 |
| url | https://www.zoro.com/greenlee-hydraulic-impact-wrench-hw1/i/G5811827/ |
| width | 9.5 |
| Chuck Size (In ) | 7/16 in |
| Width | 4 1/2 in |
| Height | 11 in |
| Length | 8 1/4 in |
| Tool Width | 4 3/16 in |
| Tool Height | 11 in |
| Drive Size | 1/2 in Square |
| Tool Length | 8 3/16 in |
| Item | Hydraulic Impact Wrench |
| Min Torque | 500 ft-lb at 8 gpm |
| Max Torque | 500 ft-lb at 8 gpm |
| Recommended Hydraulic Flow | 5-8 gpm |
| Max Flow GPM | 12 |
| Includes | Impact Wrench with 7/16 in Hex Quick Change Chuck and 49314 Adapter |
| Hydraulic System Type | Open Center or Closed Center |
| Pressure Port | 9/16"-18 SAE O-Ring |
| Max Pressure (PSI) | 2,000 psi |
| Return Port | 3/4"-16 SAE O-Ring |
| Min Flow (GPM) | 4 |
| Standards | SAE Standard J1273 |
| Relief Valve Pressure Setting | 2,000 psi |
| Product Type | Impact Wrench |
| Minimum Operating Pressure | 1,000 psi |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Zoro | G5811827 | 1269.99 | 1 | None | 1 |
| ToolUp.com | GREENLEE HW1 | 1420.16 | 1 | None | 1 |
| Platt.com | 0030648 | 1623.96 | 1 | None | 1 |
| AmazonTP | B00BYFSE6M | 1400.27 | 1 | None | 1 |
| AmazonUNK | B00BYFSE6M | 1400.27 | 1 | None | 1 |
| Amazon | B00BYFSE6M |  |  | None | 1 |
| Dale-Electric | HW1 | 1668.44 | 1 | None | 1 |
| heavydutydepot.com | HW1 | 1406.0 | 1 | None | 1 |
| kscdirect.com | GRE HW1 | 1867.41 | 1 | None | 1 |
| usmegastore.com | HW1 | 1411.0 | 1 | None | 1 |
| altec.com | 970329578 |  |  | None | 1 |
| globaltestsupply.com | HW1 |  |  | None | 1 |
| Graybar | 25628089 | 2392.05 | 1 | None | 1 |
| gordonelectricsupply.com | HW1 | 1522.05 | 1 | None | 1 |
| turtle.com | GRL HW1 | 1546.54 | 1 | None | 1 |
| Lighting Supply | GREENLEE-HW1 | 1472.36 | 1 | None | 1 |

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Structured data: `/python/html6/product/500/183000000/183124000/part_--HW1---Greenlee--24922a65ef.json`  
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