# Proto

**Manufacturer:** Proto  
**MPN:** `J66316P`

The Proto J66316P 1/4-Inch Drive Universal Impact Socket features a TorquePlus design with a radius-corner configuration that shifts contact area and stress away from fastener corners. This design minimizes fastener rounding and helps extend fastener life. The socket also boasts a ball and spring design allowing for a 30° working angle, smooth 360° rotation, and a TorquePlus drive configuration for quick and easy socket engagement.

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Proto |
| Manufacturer name | Proto |
| Manufacturer | Proto, Stanley Proto |
| DimensionUnit | inch |
| GraingerSku | 4UHR6 |
| Extra Product Name | Proto |
| UPC | 662679006792, 94706684695 |
| UnitOfMeasure | EA |
| Weight | 0.1, 0.10000000000000002, 0.33 |
| WeightUnit | lbs |
| cali_prop65_orglabel | False |
| cali_prop65_whtlabel | False |
| countryOfOrigin | US |
| extendedLead | 1 |
| height | 0.8 |
| jsonUrlData | 924526ffbdad25e5923b |
| length | 2.5 |
| moq | 1 |
| MPN | J66316P |
| multiple | 1 |
| qtyInStock | 0 |
| qtyInStockOverride | 0 |
| qtySource | qtyInStockOverride |
| SKU | G0448761 |
| tierMinQty1 | 1 |
| tierPrice1 | 29.83 |
| url | https://www.zoro.com/proto-14-dr-12-size-sae-impact-socket-12-pts-j66316p/i/G0448761/ |
| width | 1.5 |
| EAN | 662679006792, 94706684695 |
| Part Number | J66316P |
| Model | J66316P |
| Product Group | Home Improvement |
| Drive Size | 1/4 in |
| Socket Type | Universal Impact |
| SAE or Metric | SAE |
| Number of Points | 12 |
| Overall Length | 1 5/8 in |
| Material | Alloy Steel |
| Size | 1/2 in, One Size |
| Finish | black oxide |
| Output Type | 12 pt |
| Standards | ASME B107.2 |
| Impact Rated | Yes |
| Item | Impact Socket |
| Category Type | Impact Socket |
| Drive Type | Impact |
| Socket Depth | Standard |
| Measurement Type | SAE |
| Socket Shape | 12-Point |
| Non-Magnetic | No |
| Tether Ready | No |
| Non-Sparking | No |
| Locking | Yes |
| Compatible Fastener Type | Bolts, Screws, Studs |
| Socket Size | 1/2 in |
| Socket Length | 1 5/8 in |
| Country of Origin (subject to change) | United States |
| ASIN | B0078QY5SM, B00BU4NA70 |
| AdultProduct | False |
| Amount | 39.67 |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Zoro | G0448761 | 29.83 | 1 | None | 1 |
| Grainger | 4UHR6 |  |  | None | 1 |
| ToolUp.com | PROTO J66316P | 25.83 | 1 | None | 1 |
| AmazonSC | B00BU4NA70 | 45.5 | 1 | None | 1 |
| Raptor Supplies | AD9RDY |  |  | None | 1 |
| Applied Industrial | 105843053 |  |  | None | 1 |
| bscsource.com | J66316P | 39.99 | 1 | None | 1 |
| National Supply Network | B943925 |  |  | None | 1 |
| Guardian | 66529793 |  |  | None | 1 |
| Turner Supply | 267900679 |  |  | None | 1 |
| motionindustries.com | 05048898 | 43.96 | 1 | None | 1 |
| grainger.ca | PRT66316P | 38.75557411 | 1 | None | 1 |
| stellarindustrial.com | PROTO 66316P |  |  | None | 1 |

---
Structured data: `/python/html6/product/500/5500000/5645000/part_--J66316P---Proto--1e5260f0c3.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp