Top 9 Windshield Crack Expander – Windshield & Glass Repair Tools

As an Amazon Associate I earn from qualifying purchases.

1. Convertible Doctor


Convertible Doctor Windshield Crack Expander Kit for Hairline Crack Repair

Convertible Doctor #ad - Helps uv-resin fully flow through cracks for seamless repair. Add grease to suction cups to minimize air leaks and increase suction power. Save money by repairing your own cracked windshield! Applies pressure to interior surface of windshield to spread open cracks. Includes two sets of windshield crack expanders. Sticks to windshield with suction cups.
BrandConvertible Doctor #ad
ManufacturerConvertible Doctor #ad
Part NumberRLDG-0175

2. DeltaKits


Delta Kits Crack Expander for Glass Repair. to Open Tight Cracks During Windshield Repair.

DeltaKits #ad - Designed to release if too much pressure is applied. Retract the center screw until the rubber tip is flush with the bottom of the base. Press the suction cups firmly, but gently against the glass. Crack expander for Glass Repair.

Once the crack expander is securely attached, turn the center screw clockwise until the tip touches the glass. Continue tightening until you see the crack begin to open up. Place the crack expander on the inside of the windshield with one cup on each side of the crack. Moisten the cups with a drop of water or glass cleaner. Exercise caution when creating pressure on the glass. Attaches to the inside of the glass to open tight cracks and aid in the injection process.

The crack expander is designed to open cracks in glass, creating a wider path for windshield repair resin to flow more freely throughout the break. Glass is very volatile, and while the Crack Expander is designed to release from the glass if too much pressure is applied, it is possible to make a crack run before the tool releases. Make sure the center screw aligns with the crack. Open up stubborn cracks using the crack expander.
BrandDeltaKits #ad
ManufacturerDeltaKits #ad
Height5 Inches
Length10 Inches
Width5 Inches
Part Number22425-Deltakits



Windshield Repair Kit 4 Pcs Car Glass Repair Kit,Car Windshield Crack Repair Resin Kit, Easy to Use Automotive Glass Nano Repair Fluid Glue, Scratch Chip Cracks Repair Kit

KMOOL #ad - A good helper for repairing glass!Car Windshield Crack Repair Resin Kit Easy To Use. And will not emit odors After The Repair Is Completed. Easy to use: the method of repairing slight glass cracks is to clean and dry the glass surface before construction and then squeeze the resin into the cracks of the cracks or bullets, Then Quickly Dry And Solidify Under Sun 10-30 Mins.

Lightweight and portable: windshield chip repair kit is small in size, light in weight, and easy to carry. Widely used: glass repair kit suitable for all types of laminated windscreen chips and cracks repairment, Loophole, Long Line Crack, Cobwebs, star-shaped damage, Scratch Etc. Crack don't more than 8 inches/ 20 cm, such as half-Moon Cracks, And Round Damage Not More Than One Inch In Diameter.

It can be used at Any Time When You Need It. Quick repair: our 4 pcs windshield crack repair kit no mixing required, windshield repair kit can quickly And Effectively Repair Small Cracks Chips Only In 20-30 Minutes. Tip: not work For Cellphone Screen. Please Rest Assured. It is to scrape off the Residual Resin With A Spatula.
BrandKMOOL #ad
Manufacturer‎Guangzhou Jie Mo Automotive Supplies Co., Ltd #ad

4. Tri Glass


Tri Glass Patented Bridge, Includes 30 ml of resin AND 25 orings!

Tri Glass #ad - Quick. Rugged design and construction from the highest quality materials. Does not require hoses, tubes, or electrical outlet. Effective. Simple. Consists of a stable metal bar with adjustable leveling screw, strong suction mount, and precision machined stainless steel injector. New improved look! grain finished bar with etched logo! quality repairs at a low price! easy to use! this will ship priority mail! 2 to 3 days the least complicated, most effective bridge on the market! Designed to work on most any windshield contour, corners or edge even buses.
BrandTri Glass #ad
ManufacturerTri Glass #ad
Part NumberTRI 107

5. Rain-X


Rain-X 600001 Windshield Repair Kit

Rain-X #ad - Advanced resin formula. Flash point: 93. 0 degrees_celsius. Easy to use - takes only minutes. Repairs all types of laminated windshields. Minimizes the appearance of chips and cracks and stops them from spreading. Good for multiple repairs. Crack vanishes when examined at 45 degree angle, poor resin are achieved when repair resin is applied quickly, leaving air pockets or when repair is attempted on a contaminated crack.
BrandRain-X #ad
ManufacturerRain-X #ad
Height8.56 Inches
Length1 Inches
Weight0 Pounds
Width4.38 Inches
Part Number600001
WarrantyContact Manufacturer

6. Permatex


Permatex 09103 Windshield Repair Kit

Permatex #ad - Repair should be made in shaded area with the windshield temperature between 50°F and 75°F. Complete kit provides everything needed for the repair including easy-to-follow instructions with photographs; single use kit.

Easy-to-follow instructions with photographs. No mixing required, cures by natural daylight. Repairs bullseye’s, star damage in just a few minutes. Make permanent air-tight repairs of bullseye damage up to 1 1/4" on most laminated windshield glass. Makes permanent air-tight repairs on most types of damaged laminated windshield glass. Professional quality repairs with no mixing required. Newly redesigned state-of-the-art delivery system with advanced spring-lock feature. Resin cures by natural sunlight.
BrandPermatex #ad
ManufacturerRain-X #ad
Height3.42 Inches
Length1.25 Inches
Weight0.1 Pounds
Width6.79 Inches
Part Number09103

7. Blue Star


.027 fl oz, Blue-Star Windshield Repair Kit

Blue Star #ad - Restores windshield to near new condition. Prevents damage spread. Simple and Easy to use. Cost effective Repairs. Get the best cracked windshield repair system around only from Blue Star! Made in USA.
BrandBlue Star #ad
ManufacturerBlue Star #ad
Weight0.1 Pounds
Part NumberCSA-192

8. Clear Shield


Use with Resin, Durable, Easy to Use Glass Repair Bridge for Rock Chips, Automotive Tool for Windshield Chip Repair, Clearshield Professional Bridge Injector for Windshield

Clear Shield #ad - And you won't find a better bridge that's fast, easy, and does the job right! Durable car tool: get the job done without a hassle. Add to your windshield repair kit: be prepared the next time a rock cracks your windshield or window. Fastest windshield repair bridge: The Clearshield professional bridge was designed to be simple, easy to use, and extremely fast at injecting resin. Made with aluminum and stainless steel, it is nearly impossible to break this injector! Made for any windshield: Perform top quality repairs on virtually any windshield.
BrandClear Shield #ad
ManufacturerClearshield, LLC #ad
Weight0.25 Pounds
Part NumberCPB-1

9. J-B Weld


J-B Weld 2100 Windshield Saver Repair Kit, 2 fl. oz

J-B Weld #ad - Minimizes the appearance of chips and stars. Great for all laminated windshields and small damage repairs. Easy to use windshield repair system that allows for Do-It-Yourself repairs of windshield damage. Repairs up to 1-1/4" diameter damage and prevents further spreading.
BrandJ-B Weld #ad
ManufacturerJBWeld #ad
Height8.66 Inches
Length38.58 Inches
Weight0.1 Pounds
Width20.08 Inches
Part Number2100
Warrantyno warranty