# Structural Box End Wrench,2-3/8 in.

**Manufacturer:** Proto  
**MPN:** `J2638`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Proto |
| Manufacturer name | Proto |
| Manufacturer | Proto, PROTO, Stanley Proto |
| CategoryId | 5331 |
| CategoryIdL1 | 10 |
| CategoryIdL2 | 4403 |
| CategoryIdL3 | 5331 |
| CategoryL1 | Tools & Machining |
| CategoryL2 | Hand Tools |
| CategoryL3 | Wrenches |
| CategoryL4 | Structural and Spud Wrenches |
| DimensionUnit | inch |
| GraingerSku | 1ARH6 |
| Extra Product Name | Structural Box End Wrench,2-3/8 in. |
| UPC | 662679120160, 94703183528 |
| UnitOfMeasure | EA |
| Weight | 10.03, 0.000625, 1, 1.0, 1.00, 10.4, 10.40 |
| WeightUnit | lbs |
| cali_prop65_orglabel | False |
| cali_prop65_whtlabel | False |
| countryOfOrigin | US |
| height | 3.3 |
| jsonUrlData | 924526ffbdad25e5923b |
| length | 28 |
| moq | 1 |
| MPN | J2638 |
| multiple | 1 |
| qtyInStock | 0 |
| qtyInStockOverride | 0 |
| qtySource | qtyInStockOverride |
| SKU | G7582784 |
| tierMinQty1 | 1 |
| tierPrice1 | 171.99 |
| url | https://www.zoro.com/proto-structural-box-end-wrench-2-38-in-j2638/i/G7582784/ |
| width | 4.5 |
| EAN | 662679120160, 94703183528 |
| Part Number | J2638 |
| Model | J2638 |
| Product Group | Home Improvement |
| Head Size | 2 3/8 in |
| Overall Length | 28 in |
| Item | Structural Box End Wrench |
| Offset | 2 in |
| Number of Points | 12 |
| Wrench Material | Alloy Steel |
| Finish | Black Oxide |
| Standards | Federal Specification GGG-W-636E |
| Handle Type | Tapered |
| Head Thickness | 1 1/2 in |
| Non-Magnetic | No |
| Adjustable | Not Adjustable |
| Tether Style | Tether Capable |
| Insulated | No |
| Material | Alloy Steel, Blend |
| Measuring Scale | No |
| Lockable | No |
| Measurement Type | SAE |
| Wrench Type | Box End Wrench |
| Head Type | Offset |
| Nonsparking | No |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Zoro | G7582784 | 171.99 | 1 | None | 1 |
| Grainger | 1ARH6 |  |  | None | 1 |
| ToolUp.com | PROTO J2638 | 154.9 | 1 | None | 1 |
| Raptor Supplies | AA8YDD |  |  | None | 1 |
| Applied Industrial | 105842087 |  |  | None | 1 |
| bscsource.com | J2638 | 232.19 | 1 | None | 1 |
| National Supply Network | B333939 |  |  | None | 1 |
| sustainablesupply.com | C1304468 | 202.42 | 1 | None | 1 |
| Guardian | 98291123 |  |  | None | 1 |
| Turner Supply | 267912016 |  |  | None | 1 |
| kscdirect.com | BLA J2638 |  |  | None | 1 |
| stellarindustrial.com | PROTO 2638 |  |  | None | 1 |
| directools.com | J2638 |  |  | None | 1 |
| grainger.ca | PRT2638 |  |  | None | 1 |
| grovesindustrial.com | PRO 2638 | 93.51 | 1 | 1 | 1 |

---
Structured data: `/python/html6/product/500/31000000/31268500/part_--J2638---Proto--7d979220df.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp