Gearwrench Tools 850DD | 8 Piece Piston Ring Compressor Set

Since our beginning, Gearwrench automotive specialty tools have been driven by innovation. From our first specialty tool, the Model-T valve spring lifter, to our latest ratcheting puller, we’ve built our reputation with tools that make tough jobs easy. Most of our products have been upgraded with new improved features like dual material handles designed for a more comfortable grip or dual dipped handles on pliers providing more cushion for your hands. Gearwrench automotive specialty tools are proudly made with the finest components under the most stringent manufacturing guidelines. Made for everyday use – guaranteed for life. Better tools mean easier, more efficient work so we constantly evaluate automotive engineering trends allowing us to consistently improve and enhance our tools to better fit professional hands. That’s why they are the first choice for thousands of automotive technicians worldwide.

Gearwrench Tools - 850DD - Features

• Install pistons from 2-7/8" to 4-3/8" and 73mm to 117mm
• Includes pliers and 7 bands
• Pliers can be used parallel or perpendicular to the cylinder block
• Fine tooth ratcheting lock allows you to compress bands in small increments
• Set works by placing a band around the piston, covering the rings and hooking pliers into the band and squeezing
• With the band tightly around the piston, insert piston into cylinder and tap lightly with hammer handle to install
• Includes blow mold case for storage and organization

Gearwrench Tools - 850DD - Product Categories

• Auto Specialty
• Engine Tools

Gearwrench Tools - 850DD - Specifications

Prop 65 :	WARNING: This product contains or produces a chemical known to the State of California to cause cancer and birth defects or other reproductive harm.
Size :	2-7/8 in - 3-1/8 in 73mm - 79mm / 3-1/8 in - 3-3/8 in 79mm - 85mm / 3-3/8 in - 3-5/8 in 85mm - 92mm / 3-5/8 in - 3-7/8 in 92mm - 98mm / 3-7/8 in - 4-1/8 in 98mm - 104mm / 4-1/8 in - 4-3/8 in 104mm - 111mm / 4-3/8 in - 4-5/8 in 111mm - 117mm
Packaging :	Boxed
Weight (Catalog) :	2.18
Warranty :	Full Lifetime
Set Size Range Min :	2-7/8 in73mm
Magnetic :	No
UPC :	082171008504
Set Size Range Max :	4-5/8 in117mm
Included Storage :	Blow Mold Case
Set Piece Count :	8
Order Part Number	GWR850DD
Item Description	8 Piece Piston Ring Compressor Set
Product Group Id	GWR00
Country of Origin	TW
Harmonization Code	82055956
MS Bin Code	ED217
Default Selling Unit	SET
Size	4 - 3/8 in - 4 - 5/8 in

Gearwrench Tools - 850DD - Package Information

1114D

Self-Locking Piston Ring Compressor Pliers