Product Details:

 CRL Steel Combination Roller has a round edged roller on one end and a concave roller on the other. All rollers have ball bearing inner races for smooth operation. This is a must have tool whenever rolling aluminum or any other metal screen. Several other roller size options are available in the contoured handle style.

Concave Edge Roller Size: 3/32" x2"

Round Edge Roller Size: 1/16" x 2 1/2"