Description
The Proto J31617 is a 16 mm x 17 mm metric double open-end wrench with a satin finish. The manufacturer states that the satin finish provides corrosion resistance and a slip-resistant grip, and that the heads are set at a 15° angle.
Per the manufacturer, special heat-treated alloy steel permits slim shanks for strength and durability. Standard open-end configuration. Overall length is 8-15/64 in. Sold as a single wrench.
Features
- 16 mm x 17 mm double open end, metric
- Satin finish for corrosion resistance and a slip-resistant grip, per the manufacturer
- 15° angle heads
- Special heat-treated alloy steel allows slim shanks for strength and durability, per the manufacturer
- Standard open end configuration
- Sold as a single wrench
Specifications
| Specification | Value |
|---|---|
| Model | J31617 |
| Quantity | 1 piece |
| Type | double open-end wrench |
| Sizes | 16 mm x 17 mm |
| Unit of measure | metric |
| Finish | satin |
| Head angle | 15° |
| Material | special heat-treated alloy steel |
| Overall length | 8-15/64 in |
| Throat depth | 57/64 in |
| Weight | 0.33 lb (0.15 kg) |
Part numbers
| Manufacturer part number (MPN) | Big Papa SKU |
|---|---|
| J31617 | BP-G-PRO-31617 |

