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Klutch 3/8in. Air Mini Butterfly Impact Wrench
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Klutch 3/8in. Air Mini Butterfly Impact Wrench

Item# 40495

Only $149.99
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Manufacturer's Warranty: 1 year Limited Warranty

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Product Summary


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The Klutch® 3/8in. Air Mini Butterfly Impact Wrench is compact and lightweight, yet very powerful. The double hammer mechanism produces more power with balanced impact blows, delivering 70 ft.-lbs. of torque. Butterfly throttle allows one-handed operation in both forward and reverse. This wrench is ideally suited for working in confined areas.

What's Included

  • (1) 3/8in. air mini butterfly impact wrench

Features + Benefits

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  • 70 ft.-lbs. max. torque
  • 3.65–40 ft.-lbs. working torque
  • 10,000 RPM free speed
  • Small, lightweight and powerful
  • Butterfly throttle allows one-handed operation of tool at variable speeds in forward and reverse
  • Double hammer mechanism produces more power with balanced impact blows
  • Built-in air regulator
  • Ideal for working in confined areas
  • 1/4" inlet swivels 180° for ease of operation
  • 2.6 CFM @ 90 PSI
  • 1/4in. inlet
  • 3/8in. minimum hose size

Key Specs

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Item#40495
Ship Weight1.01 lbs
Drive (in.)3/8
Speed - No Load (RPM)10,000
Average Air Consumption (CFM)2.6
Operating PSI990
Working Torque (ft.-lb.)3.65–40
Forward Torque (ft.-lbs.)60
Max. Torque (ft.-lbs.)60
Max. Reverse Torque (ft.-lbs.)60
Hammer MechanismDouble
Variable SpeedYes
ReversibleYes
Standard Bolt Capacity (in.)3/8
Inlet Size (in.)1/4
Min. Hose Size (in.)3/8
Noise Level (dB)87.4
Tool Weight (lbs.)1
Tool Length (in.)5 3/8

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Extended Warranty

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Service Protection Plus

Manufacturer Warranty:
1 year Limited Warranty

Protect your purchase beyond the manufacturer's warranty
with Service Protection Plus!

DESCRIPTION (Click More Info for details) 1 Year Extension 2 Year Extension
Extended Warranty Replacement Plan
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Hide Similarities
Drive (in.)
1/2 3/8 1/2 1 1
Speed - No Load (RPM) 7,600 10,000 9,000 3,200 5,000
Average Air Consumption (CFM) 4.5 2.6 4 8.7 10
CFM at Load
4.8 - 4.3 8.7 37
Operating PSI 90 990 90–120 90 -
Working Torque (ft.-lb.) 50–600 3.65–40 200–950 2,300 100–900
Forward Torque (ft.-lbs.) - 60 200–950 2,300 900
Max. Torque (ft.-lbs.) 615 60 1,295 2,300 1,475
Nut Busting Torque (ft.-lbs.) - - - 2,300 -
Max. Reverse Torque (ft.-lbs.) 630 60 1,295 2,300 1,475
Impacts Per Minute (IPM) 6,000 - 1,400 400 830
Hammer Mechanism Twin clutch Double Twin Pinless -
Variable Speed
Forward/reverse Yes Yes Yes Yes
Reversible Yes Yes Yes Yes Yes
Standard Bolt Capacity (in.) 1 3/8 3/4 1.72 1 1/4
Inlet Size (in.) 1/4 1/4 1/4 1/2 1/2
Min. Hose Size (in.) 3/8 3/8 1/4 1/2 1/2
Noise Level (dB)
90 87.4 85 118 103.4
Tool Weight (lbs.) 4.62 1 4.5 37 27.8
Tool Length (in.) 7 7/8 5 3/8 7.5 24 20 1/8
Case Included No - No Yes -