# Impact Socket Extension, Alloy Steel, Black Oxide, Overall Length 3 in, Input Drive Size 1/2 in, Output Drive Size 1/2 in, Input Drive Gender Female, Input Drive Shape Square, Output Drive Gender Male, Output Drive Shape Square, Drive Type Impact

**Manufacturer:** Proto  
**MPN:** `J7503`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Proto |
| Manufacturer name | Proto |
| Manufacturer | Proto, PROTO, Stanley Proto |
| CategoryId | 11942 |
| CategoryIdL1 | 10 |
| CategoryIdL2 | 4423 |
| CategoryIdL3 | 11942 |
| CategoryL1 | Tools & Machining |
| CategoryL2 | Hand Tools |
| CategoryL3 | Sockets & Ratchets |
| CategoryL4 | Impact Socket Extensions |
| DimensionUnit | inch |
| GTIN | 662679183035 |
| GraingerSku | 5TH94 |
| UPC | 662679183035, 94700692870 |
| UnitOfMeasure | EA |
| Weight | 0.33, 0.02, 0.022046001186074866, 0.15, 0.3637627323, 0.36376273230 |
| WeightUnit | lbs |
| cali_prop65_orglabel | False |
| cali_prop65_whtlabel | False |
| countryOfOrigin | US |
| height | 1 |
| jsonUrlData | 924526ffbdad25e5923b |
| length | 3 |
| moq | 1 |
| MPN | J7503 |
| multiple | 1 |
| qtyInStock | 130 |
| qtyInStockOverride | -2 |
| SKU | G0476707 |
| tierMinQty1 | 1 |
| tierPrice1 | 35.99 |
| url | https://www.zoro.com/proto-12-drive-impact-socket-extension-sae-j7503/i/G0476707/ |
| width | 1 |
| EAN | 94700692870, 662679183035 |
| Part Number | J7503 |
| Product Group | BISS |
| Drive Size | 1/2" |
| Overall Length | 3 in |
| Output Drive Size | 1/2 in |
| Input Drive Size | 1/2 in |
| SAE or Metric | SAE |
| Finish | Black Oxide |
| Features | Locking Extensions |
| Item | Impact Socket Extension |
| Drive Type | Female Square |
| Impact Rated | Yes |
| Locking | Yes |
| Output Drive Type | Male Square |
| Number of Points | 4 |
| Material | Alloy Steel, Blend |
| Measurement Type | SAE |
| Non-Sparking | No |
| Output Drive Shape | Square |
| Output Drive Gender | Male |
| Insulated | No |
| Input Drive Gender | Female |
| Socket Extension Type | Standard |
| Input Drive Shape | Square |
| ASIN | B000LDG9LU, B0026GHWFC |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Zoro | G0476707 | 35.99 | 1 | 130 | 1 |
| ToolUp.com | PROTO J7503 | 29.43 | 1 | None | 1 |
| wylaco.com | J7503 |  |  | None | 1 |
| motionindustries.com | 02997731 | 47.5 | 1 | None | 1 |
| Raptor Supplies | AE6KJU | 59.621796 | 1 | None | 1 |
| Zoro | G6490767 | 39.81 | 1 | None | 1 |
| AmazonSC | B0026GHWFC | 32.47 | 1 | None | 1 |
| bscsource.com | J7503 | 45.09 | 1 | None | 1 |
| National Supply Network | B328550 |  |  | None | 1 |
| Guardian | 05807045 |  |  | None | 1 |
| Turner Supply | 267918303 |  |  | None | 1 |
| kscdirect.com | BLA J7503 |  |  | None | 1 |
| Applied Industrial | 105852541 |  |  | None | 1 |
| stellarindustrial.com | PROTO 7503 |  |  | None | 1 |
| directools.com | J7503 |  |  | None | 1 |
| grainger.ca | PRT7503 |  |  | None | 1 |
| jensentools.com | 486-416 | 53.36 | 1 | None | 1 |
| National Supply Network | 05807045 | 43.11 | 1 | None | 1 |
| imsbolt.com | J7503 | 53.36 | 1 | None | 1 |

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Structured data: `/python/html6/product/500/109000000/109136000/part_--J7503---Proto--f626953465.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp