Delta Kits Crack Expander for Glass Repair to open tight cracks Designed to release if too much pressure is applied

Attaches to the inside of the glass to open tight cracks and aid in the injection process. Designed to release if too much pressure is applied.Crack Expander for Glass RepairHave you ever run across a stubborn crack where the resin just won’t flow? Maybe you’ve tried a variety of techniques like flexing the glass with a probe, and heating the glass, but still the resin will not flow through the crack. What do you do? Don’t give up yet! Grab a handy Delta Kits Crack Expander.The DesignThe Crack Expander is designed to open cracks in glass, creating a wider path for windshield repair resin to flow more freely throughout the break.How to Use Open up stubborn cracks using the crack expander. Retract the center screw until the rubber tip is flush with the bottom of the base. Moisten the cups with a drop of water or glass cleaner. Place the crack expander on the inside of the windshield with one cup on each side of the crack. Make sure the center screw aligns with the crack. Press the suctio