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Sunex
6603ASJ Professional Aluminum 3 Ton Service Jack
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Best Floor Jacks · head-to-head
6603ASJ Professional Aluminum 3 Ton Service Jack vs CMXLETNT83312 3 Ton Steel Floor Jack
A sourced, side-by-side comparison. CMXLETNT83312 3 Ton Steel Floor Jack is cheaper at $184. Every spec and price links to its source.
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Craftsman
CMXLETNT83312 3 Ton Steel Floor Jack
$184
Which is better: the 6603ASJ Professional Aluminum 3 Ton Service Jack or CMXLETNT83312 3 Ton Steel Floor Jack?
The 6603ASJ Professional Aluminum 3 Ton Service Jack wins 1 of the 1 specs we compare head to head; the other wins 0.
See 6603ASJ Professional Aluminum 3 Ton Service Jack on Amazon See CMXLETNT83312 3 Ton Steel Floor Jack on Amazon
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Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | 6603ASJ Professional Aluminum 3 Ton Service Jack | CMXLETNT83312 3 Ton Steel Floor Jack |
|---|---|---|
| US price | — | $184 |
| Brand | Sunex | Craftsman |
| Released | — | — |
| Lifting capacity tons | 3 | 3 |
| Min lift height (in) | 3.8 | 5.5 |
| Max lift height (in) | 20 | 18.5 |
| Weight (lb) | 58 | 75 |
| Frame material | aluminum | steel |
| Lift speed strokes | 6 | — |
| Saddle diameter (in) | 4.5 | — |
| Warranty years | 1 | — |
Sources — 6603ASJ Professional Aluminum 3 Ton Service Jack: mrosupply.com (verified 2026-08-01). CMXLETNT83312 3 Ton Steel Floor Jack: lowes.com (verified 2026-08-01).
What's the difference between the 6603ASJ Professional Aluminum 3 Ton Service Jack and CMXLETNT83312 3 Ton Steel Floor Jack?
Where the two actually differ on the specs we track (4 of 8). Matching specs are omitted.
- Min lift height (in): 6603ASJ Professional Aluminum 3 Ton Service Jack 3.8 vs CMXLETNT83312 3 Ton Steel Floor Jack 5.5
- Max lift height (in): 6603ASJ Professional Aluminum 3 Ton Service Jack 20 vs CMXLETNT83312 3 Ton Steel Floor Jack 18.5
- Weight (lb): 6603ASJ Professional Aluminum 3 Ton Service Jack 58 vs CMXLETNT83312 3 Ton Steel Floor Jack 75
- Frame material: 6603ASJ Professional Aluminum 3 Ton Service Jack aluminum vs CMXLETNT83312 3 Ton Steel Floor Jack steel