Spring SP 6" Clamp
- Clamp
- 12 ounces
- More reviewed than 65%
A modestly sized 6-inch spring clamp with a solid rating and steady recent sales. Fine for light glue-up or holding tasks where jaw tension isn't critical.
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How it ranks among the 377 clamps we track
4.6★ across 463 Amazon ratings, Bayesian-smoothed toward the category average.
463 Amazon ratings, weighted on a log scale so huge counts don't drown everything.
300+ bought on Amazon last month.
Brand identity, imagery, description and spec coverage.
The ProductDome score is separate from the Amazon rating shown above: it combines the Bayesian-smoothed Amazon rating with evidence volume, tracked demand, and data quality across the 377 clamps we track - how the scorecard works · full clamps data report. Confidence: medium - useful but incomplete evidence.Last refreshed Aug 4, 2026. Data-computed, not a hands-on test. Compiled by the ProductDome Research Team.
Overview
Six inches of reach and a 4.6 star rating from 463 reviews make the Spring SP clamp worth a look for light holding jobs. It weighs about 0.34 kilograms, roughly three quarters of a pound.
Spring clamps like this typically use a one-hand squeeze design, useful for holding glued joints or light material while adhesive sets. This listing confirms size and weight but not jaw opening or spring tension, so match those to your project before ordering.
- 6-inch clamp size
- 0.34 kg (about 0.75 lb) weight
- 4.6 stars over 463 reviews
- Around 300 bought in the past month
Who it's for
Woodworkers or crafters needing a compact clamp for glue-ups and light holding tasks. Not suited to heavier clamping jobs where jaw tension specs matter.
Strengths and trade-offs
Drawn from this product's published specifications.
- Compact 6-inch size for one-hand use
- 4.6 star rating from 463 reviews
- 300 units bought in the past month shows steady demand
- Jaw opening and spring tension aren't specified
- Not suited to heavy clamping loads given its size
Performance notes
Spring clamps rely on tension from the clamp mechanism itself rather than a screw thread, so they apply and release quickly with one hand, generally at lower clamping force than a screw or bar clamp. Jaw opening isn't listed, so check the product photos if your material is on the thicker side.
Specifications
| Brand | Spring |
|---|---|
| Model | SP 6" |
| Item Weight | 12 ounces |
How it compares
This product against the closest alternatives we track in clamps.
| Product | Amazon rating | Ratings | ProductDome score |
|---|---|---|---|
| Spring SP 6" ClampThis product | 4.6 / 5 | 463 | 4.0 / 5 |
| IRWIN 1964758 ClampIrwin | 4.7 / 5 | 23,290 | 4.6 / 5 |
| Bessey BPC-H34 ClampBESSEY | 4.8 / 5 | 9,535 | 4.5 / 5 |
| Yost LV-4 ClampYost | 4.6 / 5 | 10,723 | 4.5 / 5 |
| EMART EM-CLAMP-6EMART | 4.7 / 5 | 4,997 | 4.4 / 5 |
Similar clamps from other brands
Questions about the Spring SP 6"
Common buyer questions answered straight from the product spec data - no fluff, no "it depends".
How big is the Spring SP clamp?
It's a 6-inch clamp, as the model name indicates.
How much does it weigh?
About 0.34 kilograms, roughly three quarters of a pound.
Is it a popular seller?
It's had around 300 units bought in the past month with a 4.6 star rating.