Klein Tools 70550 Folding Hex Key Set SAE
- Measurement Standard: SAE (Inch)
- Head Style: Hex
- End Style: Hang Hole
- Item Length: 6.6 inches
Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A compact 6.63 inch Klein wrench suited to tight access work, though jaw size and torque rating are not detailed in the listing.
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ASIN: B07SR11TC4Model: 70550Category: Wrenches
Overview
At 6.63 inches long and 1 pound, the Klein 70550 wrench is built for compact leverage in tight jobsite spaces from an established trade tool brand.
Klein Tools is established in the trade tool space, and a 6.63 inch length keeps this wrench maneuverable in tight spots compared to longer bar style wrenches. At 1 pound it offers enough heft for leverage without becoming cumbersome to carry. No jaw opening, torque rating, or fastener type is listed, so match it against your specific bolt or nut size before buying.
- 6.63 inch length
- 1 pound item weight
- Klein Tools brand
- Model 70550
Who it's for
Fits tradespeople who want a compact, Klein branded wrench for fieldwork in confined spaces. Not the pick for anyone needing a specific jaw size or torque capacity confirmed ahead of purchase.
Pros and cons
- Compact 6.63 inch length for tight spaces
- 1 pound weight balances leverage and portability
- Klein Tools build quality
- Jaw opening size not listed
- No torque rating given
Performance notes
The 6.63 inch length keeps the tool short enough for confined spaces while the 1 pound weight still allows some leverage on stubborn fasteners. Without a stated jaw opening or torque rating, matching it to a specific bolt size requires checking beyond the spec sheet.
Specifications
| Brand | Klein |
|---|---|
| Model | 70550 |
| Dimensions & fit | |
| Item Length | 6.6 incheslower than 59% of 371 wrenches |
| Wrench Length Style | Extra Long |
| Item Weight | 1 poundlower than 57% of 356 wrenches |
| Construction & materials | |
| Material Type | Handle: Reinforced Nylon; Keys: Steel |
| Color | Orange |
| Finish Types | Brushed |
| Included components | |
| Package Quantity | 1 |
| Unit Count | 1 |
| Included Components | (11) Fractional Inch-Sized Keys |
| Warranty & support | |
| Manufacturer Warranty Description | 1 year manufacturer |
| Other details | |
| Measurement Standard | SAE (Inch) |
| Head Style | Hex |
| End Style | Hang Hole |
| Operation Mode | Mechanical |
| Is Racheting | Yes |
| Is Non Sparking | Yes |
| Item Type Name | Klein Tools 70550 Pro Hex Key Set, 11 SAE Sizes, Heavy Duty Folding Allen Wrench Tool With Extended Length Keys |
| Set Name | 11-Piece |
Closest rivals on specs
GEARWRENCH 83521 Metric Ball End Long Arm Hex Key Set- Item Weight 1 vs 0.83 pounds (+20%)
Frequently asked questions
How long is the Klein 70550 wrench?
6.63 inches.
How much does the Klein 70550 weigh?
1 pound.
What brand makes the 70550?
Klein Tools.