Product Details:

A professional tool with wood handle and steel enclosed ball bearing rollers. Use convex roller of installation tool to roll screen wire into slot of screen frame; use concave roller to roll spline into slot over screen wire to hold it tightly in place.

Steel Ball Bearing Wheels. Contoured Hardwood Handle.

This Heavy-Duty Combination Roller has nylon ball bearing wheels. The contoured, hardwood handle allows for a comfortable grip which helps alleviate fatigue.