Clarke CAT179, Operating & Maintenance Instructions

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Parts & Service: 020 8988 7400 / E-mail: Parts@clarkeinternational.com or Service@clarkeinternational.com

INTRODUCTION

Thank you for purchasing this CLARKE Impact Wrench. Before attempting to 
use this product, please read this manual thoroughly and follow the 
instructions carefully. In doing so you will ensure the safety of yourself and that 
of others around you, and you can look forward to your purchase giving you 
long and satisfactory service. 

Please keep these instructions in a safe place for future reference.

SPECIFICATION

Part number

3120196

Dimensions (L x W x H)

118 x 177 x 60 mm

Weight 1.45 

kg

Drive size

1/2” square

Min. Hose Size (ID)

8 mm (5/16”)

Air Inlet Size

1/4“BSP Female

Operating Pressure

90 psi (6.2 bar)

Air Consumption

5 cfm (142 l/m) average

Speed /Torque Settings 

8500 rpm max free speed

Forward 1

3000 rpm / 200 Nm

Forward 2

3000-7000 rpm / 540 Nm

Forward 3

7000-8500 rpm / 610 Nm

Reverse

8500 rpm / 1000 Nm

Sound Pressure Level (LpA dB)

94.6 dB(A)

Sound Power Level (LwA dB)

105.6 dB(A)

Vibration Level in handle

5.99 m/s

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 (Uncertainty K = 1.1m/s

2

)