8431 0278 48 | LUM12 HRX5-350 | Pneumatic Screwdriver, 0.4 - 5 Nm, 350 rpm

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The workhorse of Atlas Copco's pneumatic screwdriver line-up. Designed to be comfortable to work with all day and to be durable in a tough production environment, they combine the best engineering, continuously refined and improved, to bring you superior ergonomics, durability and productivity.

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Order total must be over $999.99, under 20 lbs and shipping within continental USA

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We will fix it or replace it.

FLEX Warranty keeps your tools safe when manufacturer warranties come up short. Bad luck deserves good coverage.

*Manufacturer warranty only cover you for so long. FLEX Warranty extends and enhances your coverage for up to two years.

Non-Returnable
Spare Parts, Specialty and Custom items are non-returnable and non-refundable
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Overview

Atlas Copco 8431 0278 48

Lum12 Hrx5-350, Balanced Grip Pnuematic Screwdriver W/ Trigger Start, 3.5-44.2 In Lb


The LUM pistol grip range comes in several different configurations:

  • HR: Model with non-balanced grip can be used with high grip when feed force is needed or with low grip for minimal reaction force.
  • HRX: Model with balanced grip perfectly balanced for standard pistol grip applications.
  • HRF: Balanced grip with multiple air inlets for fl exible connection.
  • The LUM32 model has the highest force to weight ratio amongst the pneumatic screwdrivers. It is also a tool with low reaction force and fast shut-off because of the position of the clutch. RE reporting models are available, designated with suffi x –RE. Soft stop options are available, designated with the suffi xSS.
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Features & Benefits

  • Grip perfectly balanced for standard pistol grip applications.
  • Equipped with a spring-operated shut-off clutch
  • Reversible
  • Superior ergonomics
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Technical Specifications

Model
LUM12 HRX5-350
Stat 1
Trigger Start
Stat 2
3.5 - 44.2 In Lb
Drive size
1/4'' hex
Manufacturer
Atlas Copco
Length (mm)
186
Max Air Consumption (cfm)
13
Free Speed (RPM)
350
SKU
8431 0278 48
Stock Code
3
Air Inlet
1/8 in.
Style
Pistol Grip
Min Torque (In Lb)
3.5
Max Torque (In Lb)
44.2
Min Torque (Nm)
0.4
Max Torque (Nm)
5
Max Free Speed (rpm)
350
Weight (lbs)
1.5
Series
LUM
Min Hose Size (mm)
6
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Technical Documents

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