4" 5" Air Angle Grinder 13500RPM LE-AG849A

Function
(1) Designed for removing rust smoothing welds, and blending of metal work
(2) Industrial grade for the super duty application, like construction, naval architecture
(3) Magnesium-Aluminum Alloy Housing
(4) Precise bevel gear with particular treatment increases durability and tool life. 
(5) Cylinder with heat treatment and surface precision ground increase tool life and smooth operation.
(6) The auxiliary handle provides more precision and comfortable control.

4" / 5" Industrial Heavy-Duty Air Angle Grinder

(Model: LE-AG849A)

Built for the Toughest Jobs

The LEMATEC LE-AG849A is engineered for super-duty industrial applications. Featuring a robust Magnesium-Aluminum Alloy housing, it offers the perfect balance of lightweight handling and extreme durability. Designed for naval architecture, heavy construction, and metal fabrication, this tool makes rust removal and weld smoothing effortless.

LE-AG849A Heavy Duty Air Angle Grinder Side View LE-AG849A Air Angle Grinder with Disc

Why Choose LE-AG849A? (Key Features)

🏗️ Super Duty Grade

Specifically designed for high-intensity environments like shipyards (naval architecture) and construction sites where standard tools fail.

🛡️ Mg-Al Alloy Housing

Advanced Magnesium-Aluminum Alloy body provides superior impact resistance while being lighter than traditional steel housings.

⚙️ Precision Bevel Gears

Specially treated gears ensure smooth power transmission, reducing vibration and significantly extending tool life.

🔥 Heat-Treated Cylinder

The cylinder undergoes surface precision grinding and heat treatment to withstand continuous heavy loads without performance drop.

Auxiliary Handle

Includes a side handle for two-handed operation, providing maximum stability, precision, and comfort during heavy grinding.

Efficient Material Removal

High torque output makes it perfect for aggressive rust removal, smoothing tough welds, and blending metal surfaces.

Why Magnesium-Aluminum Alloy?

In heavy industry, every gram counts. The Mg-Al housing of the LE-AG849A offers:

  • Lighter Weight: Reduces operator fatigue during long shifts.
  • High Strength: More durable than plastic, more crack-resistant than standard cast aluminum.
  • Better Heat Dissipation: Keeps the tool cooler for longer operation times.

Technical Specifications

Model NumberLE-AG849A
Disc Size Capacity4 Inch / 5 Inch
Housing MaterialMagnesium-Aluminum Alloy
Application GradeIndustrial / Super Duty
Gear TypePrecision-Machined Bevel Gear
Handle TypeMain Body + Auxiliary Side Handle
Primary FunctionsRust Removal, Weld Smoothing, Metal Blending

Ideal Applications

This tool is the workhorse for:

  • 🚢 Naval Architecture (Shipbuilding): Removing heavy corrosion and smoothing hull welds.
  • 🏗️ Construction: Cutting rebar, grinding structural steel, and surface prep.
  • 🏭 Heavy Metal Fabrication: Grinding down casting burrs and finishing heavy metal parts.

Equip Your Team with Industrial Power

Looking for a reliable OEM/ODM partner for heavy-duty air tools?
Contact LEMATEC today.

Request B2B Quote ➔

Model Selection Guide
FeatureLE-AG849ALE-AG849BLE-AG849CLE-AG849D
Trigger TypeLeverRotaryLeverRotary
Spindle SizeM8 * 1.25M8 * 1.25M10 * 1.5M10 * 1.5
Weight2.12 kg1.82 kg2.12 kg1.82 kg
Length260 mm220 mm260 mm220 mm
Product Views
General Performance Specifications
Disc Size 4 Inch
Free Speed 13,500 RPM
Horse Power 1.1 HP
Flange Central Hole 16 mm
Air Consumption 5.6 CFM (@90PSI)
Avg. Air Consumption 10 SCFM
Air Inlet 3/8" NPT
Sound Level 108.16 dBA
Vibration 5.35 m/s²