Square Capacity Free Maximum Air Air Average Air Working Length Height Weight
Drive Bolt Drive Speed Torque Inlet Hose Consumption Pressure
inch inch (mm) RPM ft-lb (Nm) inch inch CFM PSI (Bar) inch (mm) inch (mm) lb (kg)
AT-231 1/2 5/8 (16) 7000 425 (576) 1/4 3/8 8.0 90 (6.3) 7.28 (185) 7.24 (184) 5.42 (2.46)
AT-272 3/4 1 (25.4) 5000 930 (1300) 3/8 3/8 9.5 90 (6.3) 9.53 (242) 9.25 (235) 5.73 (2.60)
AT-285-6 1 1-3/4 (45.0) 3500 1400 (1900) 1/2 1/2 40.0 115 (8.0) 20.7 (510) 7.05 (179) 27.7 (12.6)
Air Impact Wrenches
AT-231
1/2" Professional Air Impact Wrench
Twin Hammer
• Durable twin hammer impact
mechanism
• Adjustable power regulator
• Easy-to-service two-piece construction
• Variable speed and high torque
• Suitable for tyre changing, general
assembly work and other workshop
applications
• Front exhaust
AT-272
3/4" Professional Air Impact Wrench
Twin Hammer
• Durable twin hammer impact
mechanism
• Adjustable power regulator
• Easy-to-service two-piece construction
• Variable speed and high torque
• Suitable for tyre changing, general
assembly work and other workshop
applications
• Front exhaust
• Built-in adjustable speed regulator
• Oil bath lubrication
• Side handle for greater control
• Extended anvil - ideal for HGV tyre fitting
• Greater torque for the toughest jobs
• Ideal for general repair work on trucks, tyres and heavy equipment
• Inside trigger for additional safety
• Side exhaust
AT-285-6
1" Extended Anvil Air Impact Wrench
Swing Hammer
For impact sockets - see pages 50-52
MAINTENANCE
TOOLS
59
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