although this cutter looks like an oversized router bit

In the case of the Graco 150111

PAINTED 3 in

2 Application General Type Auto Gun Applicator Type Automatic Needle Tip Material PEEK Fluid Adjustment Knob N/A Sound Power Level (dB(A)) 87

Air Pressure Regulation: Features an adjustable pressure regulator to control the flow of air

Graco 15K325 LABEL             HOPPER,MAGNUM TX 65 Heavy Duty Brown Degreaser although this cutter looks likeSpecifications UPC Product: 00633955226821 Family Code: MISC Unit of Measure: EA Height: . 1 IN . 254 CM Length: 16. 51 CM 6. 5 IN Width: 4. 5 IN 11. 43 CM Volume: 0 M3 . 002 FT3 Shipping Weight: . 01 LBS 0 KG