Crescent CCWS5-05 15 Piece 12 Point Metric Combination Wrench Set 7mm to 21mm Heat Treated Alloy Steel With Tool Roll For Automotive Repair
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Heat-Treated 12-Point Metric Wrench Set for High-Torque Mechanical Fastening
The Crescent CCWS5-05 15-Piece 12-Point Metric Combination Wrench Set is a professional-grade hand tool array engineered to deliver high-torque leverage over standard metric fasteners in automotive and industrial settings. Forged from heat-treated Crestoloy alloy steel, these standard-length wrenches provide high tensile strength and deep resistance to mechanical wear and abrasion. Each wrench features a 15-degree angled box end offset with integrated off-corner loading engineering that shifts rotational stress away from hardware corners onto the flat sides to prevent stripping. Protected by a full-polish mirror chrome finish that resists rust and wipes clean of shop grease, this comprehensive 7mm to 21mm set comes housed in a heavy-duty storage tool roll that complies with stringent ANSI and ASME standards.
Best Used For:
- Automotive Underhood Maintenance: Servicing alternator bolts, bracket assemblies, and water pump pulleys across a wide 7mm to 21mm size spectrum.
- Industrial Equipment Overhauls: Tightening and loosening metric hex fasteners on factory manufacturing machinery and industrial fluid pumps.
- Mobile Field Operations: Transporting a full, secure metric hand tool kit between jobsites using the included high-tensile fabric storage roll.
Key Performance & Safety Features
- Crestoloy Steel Construction: Specially formulated and heat-treated alloy steel composition handles extreme turning forces without physical deflection.
- Off-Corner Box End Design: Concentrates contact pressure squarely on the flats of hex nuts to optimize grip and eliminate fastener head rounding.
- Dual-Sided Size Markings: High-visibility stamped identification on both sides of the head and beam speeds up tool tracking and sizing selection.
- Mirror Polish Chrome Plating: Brilliant protective coating resists industrial chemical corrosion and simplifies cleaning after exposure to oil or grease.
- 15-Degree Box End Offset: Angled head profile creates vital clearance for user knuckles and overrides surface obstructions in flat workspaces.
What's Included
- (1) 7mm 12-Point Metric Combination Wrench
- (1) 8mm 12-Point Metric Combination Wrench
- (1) 9mm 12-Point Metric Combination Wrench
- (1) 10mm 12-Point Metric Combination Wrench
- (1) 11mm 12-Point Metric Combination Wrench
- (1) 12mm 12-Point Metric Combination Wrench
- (1) 13mm 12-Point Metric Combination Wrench
- (1) 14mm 12-Point Metric Combination Wrench
- (1) 15mm 12-Point Metric Combination Wrench
- (1) 16mm 12-Point Metric Combination Wrench
- (1) 17mm 12-Point Metric Combination Wrench
- (1) 18mm 12-Point Metric Combination Wrench
- (1) 19mm 12-Point Metric Combination Wrench
- (1) 20mm 12-Point Metric Combination Wrench
- (1) 21mm 12-Point Metric Combination Wrench
- (1) Heavy-Duty Reinforced Storage Tool Roll
Technical Specifications
| Specification Parameter | Technical Value |
|---|---|
| Brand | Crescent |
| Model Number | CCWS5-05 |
| Set Piece Count | 15 Pieces |
| Measurement Type | Metric |
| Drive Type | 12 Point |
| Material | Crestoloy Alloy Steel |
| Finish | Full Polish Chrome |
| Box End Offset | 15 Degrees |
| Size Range | 7mm to 21mm |
| Catalog Weight | 5.69 lbs |
| Standards Compliance | Meets or Exceeds ANSI & ASME |
| Warranty | Full Lifetime |
Pro-Tip: When breaking extremely stubborn or rusted metric bolts, use the 15-degree offset open end first to establish parallel mechanical purchase before switching to the 12-point box end to securely finish spinning the hardware off without slip.
