Grip-Rite Stone Wool Insulation Knife

Purpose-built knife for cutting stone wool/mineral wool insulation cleanly. Features a corrosion-resistant stainless steel, serrated blade and an ergonomic red plastic handle for confident control during installs.

Key Features:

• Smooth Cuts in Mineral Wool: Serrated stainless steel blade slices insulation cleanly for accurate fits around outlets and fixtures
• Corrosion-Resistant Blade: Stainless steel construction stands up to jobsite conditions
• Ergonomic Ambidextrous Handle: Plastic handle designed for right or left-handed use to reduce fatigue
• Fixed-Blade Durability: Single-piece design for reliable performance on repeated cuts
• Jobsite-Ready Size: Long blade reaches through thick batts and boards for efficient trimming

Please check the Product Data Sheet Here

Specifications Table:

Frequently Asked Questions (FAQ):

Q: What materials is this knife best suited for?
A: It’s designed specifically for stone wool/mineral wool insulation, including products like Roxul.

Q: Is the blade replaceable?
A: No, it is a fixed-blade knife; the stainless steel blade is integral to the tool.

Q: How long is the blade?
A: Approximately 12.2 inches with a serrated edge for smooth cuts.

Q: Can it be used left- or right-handed?
A: Yes, the plastic handle is designed for comfortable use by both right- and left-handed users.

Q: Does it require special maintenance?
A: Rinse or wipe debris from the stainless blade after use and dry thoroughly to maintain corrosion resistance.

Carve Clean Lines Through Insulation

This knife glides through dense mineral wool, turning rough batts into tailored, architectural fits. The elongated, serrated stainless blade is the hero—decisive, sleek, and purpose-built. Style it with matte-black work gloves and a tidy cutting surface for precision that feels elevated. It’s a small, essential luxury that makes installation look and feel refined.

Cut cleaner, faster—add the Grip-Rite Stone Wool Insulation Knife to your kit today.