# Proto

**Manufacturer:** Proto  
**MPN:** `J4909MCF`

The Proto J4909MCF is a 3/8" Drive Crowfoot Wrench with a 9mm open end. It features a 3/8" drive size and a 9mm open end.

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Proto |
| Manufacturer name | Proto |
| Manufacturer | Proto, Stanley Proto |
| DimensionUnit | inch |
| GraingerSku | 449P72 |
| Extra Product Name | Proto |
| UPC | 662679979560 |
| UnitOfMeasure | EA |
| Weight | 0.05 |
| WeightUnit | lbs |
| cali_prop65_orglabel | False |
| cali_prop65_whtlabel | False |
| countryOfOrigin | US |
| height | 0.8 |
| jsonUrlData | 924526ffbdad25e5923b |
| length | 1.5 |
| moq | 1 |
| MPN | J4909MCF |
| multiple | 1 |
| qtyInStock | 3 |
| qtyInStockOverride | Limited Stock |
| SKU | G5925838 |
| tierMinQty1 | 1 |
| tierPrice1 | 19.40 |
| url | https://www.zoro.com/proto-38-drive-9-mm-metric-crowfoot-socket-wrench-j4909mcf/i/G5925838/ |
| width | 1.3 |
| EAN | 662679979560 |
| Part Number | J4909MCF |
| Model | J4909MCF |
| Product Group | Home Improvement |
| Item | Crowfoot Socket Wrench |
| Head Style | Open End |
| SAE or Metric | Metric |
| Drive Size | 3/8" |
| Socket Sizes | 9mm |
| Overall Length | 1-5/6" |
| Number of Pieces | 1 |
| Head Size | 9 mm |
| Finish | Full Polish |
| Material | Alloy Steel, Blend |
| Standards | ASME B107.100-2010, SAE AS4984A |
| Corrosion Resistant | Yes |
| Measurement Type | Metric |
| Color | Silver, Multi |
| Standard | ASME B107.100-2010; SAE AS4984A |
| Country of Origin (subject to change) | United States |
| ASIN | B003NSC8BK |
| AdultProduct | False |
| Amount | 30.32, 36.67 |
| Asin | B003NSC8BK |
| Autographed | False |
| Batteries_required | False |
| Binding | Tools & Home Improvement |
| Brand | Proto, Stanley-Proto |
| Bullet_point | 3/8" Drive Crowfoot Wrench 9 mm Open End |
| Case | 1 |
| Cat | Tools & Home Improvement |
| CatId | 228013 |
| CatTree | 228013, 328182011, 468240, 551238, 553406 |
| ClassificationId | 3418761 |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Zoro | G5925838 | 19.4 | 1 | 3 | 1 |
| grainger.ca | PRT4909MCF | 39.69433014 | 1 | None | 1 |
| ToolUp.com | PROTO J4909MCF | 29.91 | 1 | None | 1 |
| motionindustries.com | 05049425 | 26.92 | 1 | None | 1 |
| Applied Industrial | 105852353 |  |  | None | 1 |
| bscsource.com | J4909MCF | 27.19 | 1 | None | 1 |
| National Supply Network | B942329 |  |  | None | 1 |
| Guardian | 80387699 | 34.36 | 1 | None | 1 |
| kscdirect.com | BLA J4909MCF |  |  | None | 1 |
| aih.com | PRO4909MCF | 24.49 | 1 | 12 | 1 |
| directools.com | J4909MCF | 18.77 | 1 | None | 1 |
| Zoro | G6203635 | 19.82 | 1 | None | 1 |
| Turner Supply | 267997956 |  |  | None | 1 |
| grainger.ca | PRT4909MCFEA | 39.69433014 | 1 | None | 1 |
| Circle C Supply | PTO03222 | 19.4 | 1 | None | 1 |
| jensentools.com | 482-979 | 38.5 | 1 | None | 1 |
| National Supply Network | 80387699 | 28.24 | 1 | None | 1 |
| imsbolt.com | J4909MCF | 38.5 | 1 | None | 1 |

---
Structured data: `/python/html6/product/500/79000000/79475500/part_--J4909MCF---Proto--e1cd653813.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp