
IWISS Angle PEX Crimping Tools Combo Kits for 1/2" & 3/4" Pex Crimp Rings with Go/No-Go Gauge with PEX Pipe Cutter Suits for All US F1807 Standards Copper Rings
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“A practical mid-range crimper for homeowners and small crews that sacrifices some durability for affordability and the convenience of dual sizing plus integrated cutting.”
Our Review
The IWISS angle crimper combo delivers solid performance for residential PEX work, handling both 1/2" and 3/4" copper rings with consistent 575-pound crimping force. The included go/no-go gauge is genuinely useful for quality control, eliminating guesswork on jobsite compression. The angled head design reduces hand fatigue during overhead installations, and the tool feels well-balanced despite its compact footprint. The integrated PEX cutter cleanly scores tubing, though it requires firm pressure. Build quality is decent—the aluminum handle resists corrosion—but repeated heavy use shows flex in the lever mechanism. At this price point, it's a reliable entry for DIYers and smaller contractors tackling bathroom remodels or radiant systems.
What We Like
- Angle head design reduces fatigue on overhead crimps and tight spaces
- Go/no-go gauge included for consistent quality verification
- Handles both 1/2" and 3/4" F1807 copper rings in single tool
- Sharp PEX cutter scores tubing cleanly
Watch Out For
- Lever mechanism shows flex under sustained pressure after extended use
- PEX cutter requires significant hand pressure for consistent scoring
- Limited durability data on jaw alignment retention over 2+ years
The Verdict
“A practical mid-range crimper for homeowners and small crews that sacrifices some durability for affordability and the convenience of dual sizing plus integrated cutting.”



