Woot offers Red Devil 106370 DIY Glass Cutter, 1-Pack for $3.20 (orig. $9.55). Free shipping for Prime Members.

Product Description:
Manufacturer: RED DEVIL, STANDARD GLASS CUTTER STEEL WHEEL/BALL, Made in: China, Dimensions: 0. 9 X 8. 8 X 2. 8. Weight: 0. 1. Click on the Red Devil link at the top of this page to visit the Red Devil Brand Store.

• Glass cutter
• Ideal for general cutting
• Steel wheel for the do-it-yourself craftsman
• Made of zinc die cast
• Scroll down the page to see more from Red Devil
• Use for general cutting