SKILSAW SPT77W-01
- Saw
- 14.2 pounds
- Better rated than 85%
- More reviewed than 71%
A traditional worm drive circular saw for tradespeople who cut framing lumber daily and want torque over lightness.
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How it ranks among the 265 saws we track
4.8★ across 1,000 Amazon ratings, Bayesian-smoothed toward the category average.
1,000 Amazon ratings, weighted on a log scale so huge counts don't drown everything.
100+ 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 265 saws we track - how the scorecard works · full saws 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
The SKILSAW SPT77W-01 is a 7-1/4 inch worm drive circular saw with the brand's original aluminum housing, weighing 14.2 pounds. It targets framers, deck builders and remodelers who value gearbox torque and a left-blade sightline over a lighter sidewinder-style saw.
Worm drive gearing trades top-end RPM for torque at the blade, which helps the saw push through wet framing lumber or engineered sheet goods without bogging down. The rear-mounted motor shifts weight back in the hand, which matters most on long rip cuts. At 14.2 pounds it is not a saw built for overhead or ladder work.
- 7-1/4 inch worm drive circular saw
- 14.2 pound aluminum housing
- Corded electric, built for daily jobsite use
- Left-blade orientation
Who it's for
Professional framers, deck crews and remodelers who run a circular saw for hours a day and want sustained cutting torque. Occasional DIYers who only need a saw for the odd home project will find it heavier than necessary.
Strengths and trade-offs
Drawn from this product's published specifications.
- Worm drive torque suits thick or wet framing lumber
- Rear motor placement balances the saw during long rip cuts
- Left-blade layout gives a clear cut-line view for right-handed users
- 14.2 pounds makes overhead or ladder cuts tiring
- Corded design means no cordless option on this model
Performance notes
Worm drive gearing runs the motor parallel to the blade and reduces speed through a gear set, which raises torque at the blade compared with a direct-drive sidewinder saw. That reduction is what lets it hold cut speed in thick or wet lumber. The rear motor placement also moves the saw's balance point back toward the user's hand.
Specifications
| Brand | SKILSAW |
|---|---|
| Model | SPT77W-01 |
| Item Weight | 14.2 pounds |
Other SKILSAW saws
How it compares
This product against the closest alternatives we track in saws.
| Product | Amazon rating | Ratings | ProductDome score |
|---|---|---|---|
| SKILSAW SPT77W-01This product | 4.8 / 5 | 1,000 | 4.1 / 5 |
| DEWALT DCS334B SawDeWalt | 4.8 / 5 | 9,477 | 4.7 / 5 |
| SKIL 5280-01 SawSkil | 4.7 / 5 | 14,300 | 4.6 / 5 |
| Milwaukee 2719-20 SawMILWAUKEE | 4.8 / 5 | 6,485 | 4.5 / 5 |
| BLACK+DECKER BDEJS600C SawBLACK+DECKER | 4.7 / 5 | 11,123 | 4.5 / 5 |
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Questions about the SKILSAW SPT77W-01
Common buyer questions answered straight from the product spec data - no fluff, no "it depends".
Is the SKILSAW SPT77W-01 a worm drive or sidewinder saw?
It is a worm drive circular saw, which uses gear reduction to add torque at the blade compared with a sidewinder design.
How much does the SPT77W-01 weigh?
14.2 pounds, heavier than most sidewinder-style circular saws in its class.
Does the SPT77W-01 run on battery or a cord?
It is corded electric, not a cordless saw.