GREX Tools GREX-1850GB 18 Gauge 2" Brad Nailer "The Green Buddy"



We admit it. The 18-gauge brad nailer is the most "go-to" nailer you will own. Today, how many nailers are all metal? Sporting precision machined aluminum (not plastic) internal parts and magazine, and a hardened steel Posit-Lock nose cover.

What is Posit-Lock - it's tight tolerance, durability and functionality that reduces jams to a minimum. Your GREX is engineered and designed for years of continuous use and years of maintenance and technical support.

Presenting the GREX Green Buddy, a game changer in a very serious game. From trim carpentry to cabinetry, the Green Buddy is the differentiator as you rise to the top of your trade. In the pursuit of excellence, we use precision engineering when designing function, serviceability and safety into the Green Buddy. If you’re looking for precision, performance and dependability, the GREX Green Buddy 18-gauge brad nailer is your solution.

GREX, demanded by Pros, for more than 20 years has helped professionals rise to the top of their trade. Now explore.

Suggested Applications:

Trim and moldings, Cabinet assembly, Furniture and cabinet finish work, Jig fixtures, Light wood assembly, Panelling, Window beading, Scribe molding, Door and window casings, Picture frame assembly, Decorations, Etc.

- Drives 18-gauge brad nails ranging from 1/2" to 2" in length

- Driver tip designed for minimal hole size for minimal filling

- Auto trigger lockout protects tool and project from damage

- Dual firing options - sequential or contact fire modes

- The Posit-Lock Nose Cover designed for tight tolerances

- Precision machined and aluminum cylinder and piston valve

- Lightweight aluminum body designed for mobility and all day continuous use

- Stepped magazine for accessing tight corners and more angles

- Operator friendly durable extruded aluminum magazine

- Patented Integrated-Safety

- Precision machined hardened steel one-piece driver

- Hardened steel nose piece is precision machined for accurate nail feeding

- Narrow nose design for access to tight areas and angles for detail work 

- Powerful motor drives 2" brads into hardwood

- Removable no-mar tip protects your project

- No-mar tip guidelines increase pinning accuracy

- Posit-Fire Depth Control for accurate nail depth

- Posit-Fire Depth Control ratcheting thumbwheel prevents fluctuation

- Belt hook keeps your GREX tool at your side; left or right mounted

- Rear magazine cap with hex wrench and spare no-mar tip storage

- Fastener indicator window shows fastener supply

- Swivel air coupler helps keep air hose tangle-free

- Rubber handgrip for a firm comfortable grip


9.5"L x 9.25"H x 2"W (24 x 23 x 5 cm)


2.9 lbs. (1.3 kgs.)

Operating Pressure

70 ~ 120 psi (4.8 ~ 8.2 bars)

Fastener Range

1/2" ~ 2" (12mm ~ 50mm)

Fastener Capacity

1 strip (approx. 100 brads)

Air Inlet

1/4" (6mm) NPT male plug