CenterFire Insulation Knife Kit

Item# CK50-1110

The CenterFire Insulation Knife Kit provides installers with a superior knife that lasts longer and saves time with quick, easy cuts through foam and fiber including denim, mineral wool and polyester insulation – insulation that’s difficult to cut with conventional knives.

MSRP: $34.95

Description & Specifications

This kit includes the CenterFire Straight Blade, an ergonomically designed handle, and a two-stage ceramic sharpener. Fits both 3″ and 7″ insulation blades. Made to work with the innovative Shut-n-Cut batt cutter for 30% reduction in job time.



  • Long-lasting re-sharpenable carbon steel blade outlasts most other blades
  • Crafted from high-quality tooling steel
  • Non-serrated edge eliminates dust and debris
  • Easily cuts notches and squares around outlets, and circles in sheets
  • 15% time savings that increases to 30% when used with the MAGNUM Shut-N-Cut (1901-26-01)
  • Clean, fuzz-free, dust-free cuts even on “hard to cut” insulation like denim and Rockwool
  • Handle’s magnetic nose allows easy blade changes
  • Knife’s ergonomic handle design provides an optimized angle to reduce fatigue


  • Cut through insulation FAST!
  • Insulation Batts
  • Denim/Bonded Logic
  • Polyester/Enguard/Vita Nonwovens
  • Fiberglass
  • Rockwool/Mineral Wool
  • Foam Boards (Rigid sheet foam products)
  • Poly Iso
  • XPS
  • EPS
  • Soft Foam and more!

Made to Work with Shut-N-Cut