Description
Why Buy From HVACProSales?
With 15+ years of HVAC industry experience and 500+ MRCOOL systems personally installed, we bring hands-on expertise that translates directly into accurate product guidance. You get the right product the first time — backed by our price match guarantee and free expert support.
- Authorized MRCOOL Dealer — Official warranty support
- 15+ Years HVAC Industry Experience
- Expert Pre-Sale Technical Consultation
- Price Match Guarantee on all authorized MRCOOL products
- Same-day processing on in-stock orders over $199
Need help selecting the right product? Contact our HVAC experts for free pre-sale consultation.
MRCOOL MHS3-5 - Bi-Metal Hole Saw
Professional-grade installation tool designed for HVAC technicians and DIY installers. The MRCOOL MHS3-5 is engineered for precise, clean cuts through drywall, wood studs, and other common wall materials during mini-split installation — creating the perfect pass-through hole for line sets and electrical conduit.
Installation Application
This bi-metal hole saw is specifically sized for MRCOOL line set pass-through holes. The bi-metal construction provides superior durability compared to standard hole saws, cutting cleanly through multiple materials without binding. Compatible with standard drill chucks and arbors.
Technical Specifications
| Model / SKU | MHS3-5 |
|---|---|
| Brand | MRCOOL |
| Product Type | Tool |
Warranty Information
All MRCOOL products sold by HVACProSales come with the full MRCOOL manufacturer warranty. Register your product at MRCOOL's registration portal within 30 days of installation to activate full warranty coverage. Contact HVACProSales for warranty claim assistance.
