Anyone tried this with automotive glass urethane?

Yes, the Red Devil 9" Extreme Duty Caulk Gun #3989 worked great, with minimal effort requirement. Used with a 10.5oz metal tube of DuPont BetaSeal U-428 Plus, Primerless to Auto Glass Urethane Adhesive.

Will 3m 8.5" tubes fit in this gun? 10.5oz?

3m that is 9 feet an no that will not fit, 8.5 inch tubes will fit and 10.5 oz will fit, most tubes are 4.5cm and they do fit

Does it have a rotating barrel?

Yes barrel can rotate 360* around

is this for asphalt too? And is it easy to use?

Yes they have 10.1 ounce tubes of asphalt repair that will fit and work,very easy to use and if you have problems try looking at utube on caulk gun use 👍

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Red Devil 3989 9" Extreme Duty Caulk Gun Thrust Ratio 26:1, Black, 1 Pack

Red Devil 3989 9" Extreme Duty Caulk Gun Thrust Ratio 26:1, Black, 1 Pack

Product ID: 237381929

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Details

Colour
Black
Brand
Red Devil
Style
Extreme Duty
Item weight
748 g
Product dimensions
35.1L x 7W x

💪26:1 thrust ratio, 950 lbs force

🔄Revolving barrel for tight spaces

🖐️Ergonomic rubber trigger grip

Description

💥 Power through every project with precision and ease!

360 REVOLVING BARREL - Easily maneuver in tight or awkward spaces for precision application every time.
ERGONOMIC COMFORT GRIP - Rubberized trigger and push release designed for prolonged use without hand fatigue.
UNMATCHED POWER DELIVERY - 26:1 thrust ratio generates 950 lbs of force to effortlessly extrude the toughest materials.
NO DRIP EASY LOAD DESIGN - Minimize mess and downtime with a smooth loading system and drip prevention.
BUILT IN SEAL PUNCH LADDER HOOK - Quickly puncture cartridges and hang your tool conveniently on any ladder.

The Red Devil 3989 Extreme Duty Caulk Gun features a robust 26:1 thrust ratio delivering 950 pounds of force, perfect for high-viscosity materials like epoxies and hybrid adhesives. Its ergonomic rubber trigger and push release ensure comfort during extended use, while the revolving barrel allows access to tight spaces. Equipped with a seal punch and ladder hook, this 9-inch caulk gun combines durability and convenience for both professional and amateur users.

Specifications

Manufacturer	Red Devil
Part Number	3989
Product Dimensions	35.05 x 7.01 x 22.1 cm; 748.43 g
Item model number	3989
Size	1 Pack
Colour	Black
Style	Extreme Duty
Finish	Brushed
Material	Blend
Pattern	Gun
Shape	Rectangular
Power Source	Corded Electric
Wattage	900 watts
Item Package Quantity	1
Usage	Inside; Amateur, Inside; Professional, Outside; Amateur, Outside; Professional, Professional
Batteries included?	No
Batteries Required?	No
Item Weight	748 g

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