# Proto

**Manufacturer:** Proto  
**MPN:** `J49903/8ST`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Proto |
| Manufacturer name | Proto |
| Manufacturer | Proto, Stanley Proto |
| DimensionUnit | inch |
| GraingerSku | 426H74 |
| Extra Product Name | Proto |
| UPC | 662679170134, 94701295988 |
| UnitOfMeasure | EA |
| Weight | 0.12, 0.11, 0.15 |
| WeightUnit | lbs |
| cali_prop65_orglabel | False |
| cali_prop65_whtlabel | False |
| countryOfOrigin | US |
| height | 0.7 |
| jsonUrlData | 924526ffbdad25e5923b |
| length | 1.8 |
| moq | 1 |
| MPN | J49903/8ST |
| multiple | 1 |
| qtyInStock | 236 |
| qtyInStockOverride | -2 |
| SKU | G3904262 |
| tierMinQty1 | 1 |
| tierPrice1 | 10.69 |
| url | https://www.zoro.com/proto-38-in-tip-socket-bit-sae-38-in-drive-j499038st/i/G3904262/ |
| width | 0.7 |
| EAN | 662679170134 |
| Part Number | J49903/8ST |
| Model | J49903/8ST |
| Product Group | Home Improvement |
| Drive Size | 3/8 in |
| Socket Type | Short Hex Bit |
| SAE or Metric | SAE |
| Number of Points | 0 |
| Measurement Type | SAE |
| Finish | Chrome |
| Overall Length | 1 13/16 in |
| Material | Alloy Steel, Blend |
| Item | Socket Bit |
| Size | 3/8", One Size |
| Tip Size | 3/8 in |
| Socket Depth | Standard |
| Bit Style | Hex |
| Insert Length | 3/4 in |
| Standards | SAE AS4984A |
| Category Type | Socket Bits |
| Impact Rated | No |
| Replaceable Insert | No |
| Tip Style | Hex |
| Insulated | No |
| Country of Origin (subject to change) | United States |
| ASIN | B00207MD5G |
| AdultProduct | False |
| Amount | 15.48, 17.40 |
| Asin | B00207MD5G |
| Autographed | False |
| Batteries_included | False |
| Batteries_required | False |
| Binding | Tools & Home Improvement |
| Brand | Proto, Stanley Proto, Stanley-Proto |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Zoro | G3904262 | 10.69 | 1 | 236 | 1 |
| ToolUp.com | PROTO J49903/8ST | 11.53 | 1 | None | 1 |
| AmazonSC | B00207MD5G | 4.13 | 1 | None | 1 |
| Applied Industrial | 105848197 |  |  | None | 1 |
| bscsource.com | J499038ST |  |  | None | 1 |
| Fisher tools | J49903/8ST | 11.49 | 1 | None | 1 |
| National Supply Network | B941534 |  |  | None | 1 |
| Guardian | 33001298 | 15.84 | 1 | None | 1 |
| motionindustries.com | 02995888 | 15.48 | 1 | None | 1 |
| directools.com | J49903/8ST | 9.33 | 1 | None | 1 |
| Zoro | G7535692 | 9.47 | 1 | None | 1 |
| Turner Supply | 267917013 |  |  | None | 1 |
| National Supply Network | 39937644 | 14.08 | 1 | None | 1 |
| Grainger | 4JW10 |  |  | None | 1 |

---
Structured data: `/python/html6/product/500/195000000/195099500/part_--J499038ST---Proto--4538c69640.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp