Estwing’s R-1 replacement blades are for the RK-7 roofing knife. Blades are 2-1/2 in. in length. This butterfly pattern blade cuts many types of rolled roofing paper and shingles. Protect your eyes from flying particles and dust caused by cutting. Bystanders shall also wear safety goggles.
- Replacement blades for RK-7 knife
- Carded blades
- Pack contains 5 roofing blades
- Approximate overall length of blades are 2.5 in.