# Proto

**Manufacturer:** Proto  
**MPN:** `J5239-20W`

The Proto J5239-20W is a 3/8-inch drive Torx bit socket with a T20 Torx size. It features a two-piece design, allowing for the replacement of worn bits, and measures 5/8-inch in bit length and 1-23/32-inch in overall length. This socket is designed for use with 3/8-inch drive Torx screwdriver bits.

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Proto |
| Manufacturer name | Proto |
| Manufacturer | Proto, Stanley Proto |
| DimensionUnit | inch |
| GraingerSku | 426H92 |
| Extra Product Name | Proto |
| UPC | 662679161804 |
| UnitOfMeasure | EA |
| Weight | 0.1, 0.06, 0.10000000000000002 |
| WeightUnit | lbs |
| cali_prop65_orglabel | False |
| cali_prop65_whtlabel | False |
| countryOfOrigin | US |
| height | 0.7 |
| jsonUrlData | 924526ffbdad25e5923b |
| length | 1.7 |
| moq | 1 |
| MPN | J5239-20W |
| multiple | 1 |
| qtyInStock | 190 |
| qtyInStockOverride | -2 |
| SKU | G3904463 |
| tierMinQty1 | 1 |
| tierPrice1 | 9.00 |
| url | https://www.zoro.com/proto-t20-tip-socket-bit-torx-38-in-drive-j5239-20w/i/G3904463/ |
| width | 0.7 |
| EAN | 662679161804 |
| Part Number | J5239-20W |
| Model | J5239-20W |
| Product Group | Home Improvement |
| Drive Size | 3/8 in |
| Socket Type | Screwdriver Bit |
| SAE or Metric | Torx(R) |
| Number of Points | 6 |
| Measurement Type | Torx |
| Finish | Chrome |
| Overall Length | 1 23/32 in |
| Material | Alloy Steel, Blend |
| Size | T20, One Size |
| Item | Socket Bit |
| Tip Size | T20 |
| Socket Depth | Short |
| Bit Style | Torx(R) |
| Standards | SAE AS4984A |
| Insert Length | 5/8 in |
| Category Type | Socket Bits |
| Impact Rated | No |
| Insulated | No |
| Non-Sparking | No |
| Tip Style | Torx |
| Replaceable Insert | No |
| Country of Origin (subject to change) | United States |
| ASIN | B0026H9Q0U |
| AdultProduct | False |
| Amount | 14.09, 16.63 |
| Asin | B0026H9Q0U |
| Autographed | False |
| Batteries_required | False |
| Binding | Tools & Home Improvement |
| Brand | Proto, Stanley-Proto |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Zoro | G3904463 | 9.0 | 1 | 190 | 1 |
| Grainger | 426H92 | 13.45 | 1 | None | 1 |
| ToolUp.com | PROTO J5239-20W | 12.34 | 1 | None | 1 |
| wylaco.com | J5239-20W |  |  | None | 1 |
| Raptor Supplies | AE3CBH |  |  | None | 1 |
| AmazonSC | B0026H9Q0U | 19.53 | 1 | None | 1 |
| Applied Industrial | 106032477 |  |  | None | 1 |
| bscsource.com | J523920W |  |  | None | 1 |
| National Supply Network | B941566 |  |  | None | 1 |
| Guardian | 98373897 | 14.03 | 1 | None | 1 |
| motionindustries.com | 01167047 | 14.12 | 1 | None | 1 |
| stellarindustrial.com | PROTO 5239-20W |  |  | None | 1 |
| directools.com | J5239-20W | 8.33 | 1 | None | 1 |
| Turner Supply | 267916180 |  |  | None | 1 |
| aih.com | PRO523920W | 10.99 | 1 | 23 | 1 |
| Circle C Supply | PTO03869 | 9.0 | 1 | None | 1 |
| jensentools.com | 483-795 | 16.63 | 1 | None | 1 |
| ferguson.com | 2864992 | 10.46 | 1 | None | 1 |
| National Supply Network | 39937552 | 13.43 | 1 | None | 1 |
| freertool.com | FTS-KP4202965 | 9.57 | 1 | None | 1 |
| grainger.ca | PRT5239-20W |  |  | None | 1 |
| imsbolt.com | J5239-20W | 16.63 | 1 | None | 1 |

---
Structured data: `/python/html6/product/500/118000000/118258500/part_--J523920W---Proto--401281fdb3.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp