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3/8 inch Air Impact Wrench

3/8 inch Pneumatic Impact Wrenches

At GISON, there are about 500 gauges and over 1,000 molds for any air hand tools' machining and manufacturing. Their one-stop production and design capability have allowed them to come up with solutions that are reasonably priced and competitive. At GISON, their processing is ISO-9001:2015 certified, CE approved products and their air hand tools are sold worldwide to 50 countries.

3/8 inch Air Impact Wrench

GISON Machinery Co.,Ltd. specializes in Manufacture, Supply and Export Air Impact Wrench, Air Impact Wrenches (Pneumatic Impact Wrench), with a factory in Taiwan for more than 40 years. All our Air Tools are made in TAIWAN. It has always been our focus to manufacture the finest Air Tools / Pneumatic Tools and to deliver them on time with attentive after-sales service. Enquiries from Air Tools global wholesalers, distributors, buyers, agents and Air Tools OEM/ODM are welcome. If you are interested in our Air Impact Wrench, Air Impact Wrenches, please contact us now.

3/8" Composite Air Impact Wrench (450 ft.lb)
GW-13JH

  • Handle Exhaust
  • Mechanism : Twin Hammer
  • Square Drive : 3/8"
  • Max. Torque : 450 ft.lb (610 Nm)
  • Free Speed : 8,000 RPM
  • Net Weight : 1.3 kgs
  • Length : 160 mm
  • Air Cons. : 0.84 m3/min (4.2 CFM)
  • Air Inlet : 1/4"
  • Hose Size : 8 mm (I.D.)
  • Air Pressure : 90 psi (6.3 kg/cm2)
  • Sound Pressure : 89.5 dBA
  • Sound Power : 100.5 dBA
  • Vibration : 4.76 m/S2
  • Packing : 10 pcs/0.9cu.ft/G.W.:15.3 kgs
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3/8" Composite Air Impact Wrench (300 ft.lb)
GW-13SR

  • Handle Exhaust
  • Mechanism : Twin Hammer
  • Square Drive : 3/8"
  • Bolt Capacity : 13 mm
  • Max. Torque: 300 ft.lb (407 Nm)
  • Net Weight : 1.20 kgs
  • Length : 169 mm
  • Air Cons. : 0.63 m3/min
  • Air Inlet : 1/4"
  • Air Pressure : 90 psi (6.3 kg/cm2)
  • Soud Pressure : 95 dBA
  • Vibration : 3.6 m/S2
  • Packing: 10pcs/1.5 cu.ft/G.W 15kgs
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3/8" Air Impact Wrench (450 ft.lb)
GW-13J1

  • Mechanism : Jumbo Hammer
  • Handle Exhaust
  • Square Drive : 3/8"
  • Bolt Capacity : 16 mm
  • Max. Torque : 450 ft.lb (610 Nm)
  • Net Weight : 1.40 kgs
  • Length : 99 mm
  • Air Cons. : 0.20 m3/min
  • Air Inlet : 1/4"
  • Hose Size : 10 mm (I.D.)
  • Sound Pressure : 92 dBA
  • Vibration : 3.1 m/S2
  • Packing : 10 pcs/0.9cu-ft/G.W.: 16kgs
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3/8" Air Impact Wrench (450 ft.lb)
GW-13T1

  • Mechanism : Twin Hammer
  • Handle Exhaust
  • Square Drive : 3/8"
  • Bolt Capacity : 16 mm
  • Max. Torque : 450 ft.lb (610 Nm)
  • Net Weight : 1.42 kgs
  • Length : 108 mm
  • Air Cons. : 0.20 m3/min
  • Air Inlet : 1/4"
  • Hose Size : 10 mm (I.D.)
  • Sound Pressure : 92 dBA
  • Vibration : 3.1 m/S2
  • Packing : 10 pcs/0.9cu-ft/G.W.: 16kgs
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3/8" Air Impact Wrench (400 ft.lb)
GW-13T2

  • Mechanism : Twin Hammer
  • Handle Exhaust
  • Square Drive : 3/8"
  • Bolt Capacity : 16 mm
  • Max. Torque : 400 ft.lb (542 Nm)
  • Net Weight : 1.40 kgs
  • Length : 103 mm
  • Air Cons. : 0.20 m3/min
  • Air Inlet : 1/4"
  • Hose Size : 10 mm (I.D.)
  • Sound Pressure : 92 dBA
  • Vibration : 3.1 m/S2
  • Packing : 10 pcs/0.9cu-ft/G.W.: 16kgs
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3/8" Air Impact Wrench (300 fb.lb)
GW-13J

  • Mechanism : Jumbo Hammer
  • Handle Exhaust
  • Square Drive : 3/8"
  • Bolt Capacity : 14 mm
  • Max. Toruqe : 300 fb.lb (407Nm)
  • Net Weight : 1.35 kg
  • Length : 135 mm
  • Air Cons. : 0.56 m3/min
  • Air Inlet : 1/4"
  • Hose Size : 6.5 mm (I.D.)
  • Sound Pressure : 86 dBA
  • Vibration : 2.7 m/s2
  • Packing: 10 pcs/0.7 cu.ft/G:16 kgs
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3/8" Air Impact Wrench (350 ft.lb)
GW-13T

  • Mechanism : Twin Hammer
  • Handle Exhaust
  • Square Drive : 3/8"
  • Bolt Capacity : 14 mm
  • Max. Toruqe : 350 ft.lb (475Nm)
  • Net Weight : 1.5 kg
  • Length : 142 mm
  • Air Cons. : 0.71 m3/min
  • Air Inlet : 1/4"
  • Hose Size : 6.5 mm (I.D.)
  • Sound Pressure : 85 dBA
  • Vibration : 2.7 m/s2
  • Packing : 10pcs/0.7cu-ft/G.W. 17 kgs
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3/8" Air Impact Wrench (460 ft.lb)
GW-13Y

  • Mechanism : Twin Hammer
  • Handle Exhaust
  • Square Drive : 3/8"
  • Bolt Capacity : 16 mm
  • Max. Torque : 460 ft.lb (626 Nm)
  • Net Weight : 1.45 kgs
  • Length : 123 mm
  • Air Cons. : 0.71 m3/min
  • Air Inlet : 1/4"
  • Hose Size : 6.5 mm (I.D.)
  • Sound Pressure : 95 dBA
  • Vibration : 2.8 m/sec2
  • Packing : 10 pcs/1.0 cu.ft/G:17 kgs
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3/8" Butterfly Air Impact Wrench (75 ft.lb)
GW-8

  • Mechanism : One Hammer
  • Square Drive : 3/8"
  • Bolt Capacity : 10 mm
  • Max. Torque : 75 ft.lb(102 Nm)
  • Net Weight : 1.04 kg
  • Length : 158mm
  • Air Cons. : 0.42 m3/min
  • Air Inlet : 1/4"
  • Hose Size : 6.5 mm (I.D.)
  • Soune Pressure : 97 dBA
  • Air Pressure : 90 psi
  • Vibration : <2.5 m/S2
  • Packing : 20 pcs/1.91 cu.ft/G:22 kgs
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3/8" Mini Air Impact Wrench (75 ft.lb)
GW-10R

  • Mechanism : One Hammer
  • Square Drive : 3/8"
  • Bolt Capacity : 13 mm
  • Max. Torque : 75 ft.lb (102 Nm)
  • Net Weight : 1.16 kg
  • Length : 135 mm
  • Air Cons. : 0.30 m3/min
  • Air Inlet : 1/4"
  • Hose Size : 10 mm (I.D.)
  • Soune Pressure : 90 dBA
  • Air Pressure : 90 psi
  • Vibration : 2.9 m/S2
  • Packing: 16 pcs/1.22 cu.ft/G: 24.6 kgs
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3/8" Mini Air Impact Wrench (190 ft.lb)
GW-10T

  • Mechanism : Twin Hammer
  • Square Drive : 3/8"
  • Bolt Capacity : 13 mm
  • Max. Torque : 190 ft.lb (258 Nm)
  • Net Weight : 1.16 kg
  • Length : 135 mm
  • Air Cons. : 0.63 m3/min
  • Air Inlet : 1/4"
  • Hose Size : 10 mm (I.D.)
  • Soune Pressure : 90 dBA
  • Air Pressure : 90 psi
  • Vibration : 2.9 m/S2
  • Packing: 16 pcs/1.22 cu.ft/G: 24.6 kgs
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3/8" Air Imapct Wrench (90 ft.lb)
GP-951W

  • Mechanism : Two Hammer
  • Handle Exhaust
  • Square Drive : 3/8"
  • Bolt Capacity : 8 mm
  • Max. Torque : 90 ft.lb (122 Nm)
  • Net Weight : 1.14 kg
  • Length : 203 mm
  • Air Cons. : 0.48 m3/min
  • Air Inlet : 1/4"-PT
  • Hose Size : 10 mm
  • Air Pressure : 90 psi
  • Sound Pressure : 87 dBA
  • Vibration : < 2.5 m/s2
  • Packing : 10 pcs/1.2 cu.ft/G:13.5 kgs
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3/8" Air Impact Wrench (135 ft.lb)
GW-12

  • Mechanism : Two Hammer
  • Square Drive : 3/8"
  • Bolt Capacity : 13 mm
  • Max. Torque : 135 ft.lb(183 Nm)
  • Net Weight : 0.95 kg
  • Length : 135mm
  • Air Cons. : 0.56 m3/min
  • Air Inlet : 1/4"
  • Hose Size : 6.5mm
  • Soune Pressure : 88 dBA
  • Air Pressure : 90 psi
  • Vibration : 4.5 m/S2
  • Packing: 20 pcs/1.2 cu.ft/G: 21 kgs
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3/8" Air Impact Wrench (180 ft.lb)
GW-12T

  • Mechanism : Twin Hammer
  • Handle Exhaust
  • Square Drive : 3/8"
  • Bolt Capacity : 13 mm
  • Max. Torque : 180 ft.lb (244 Nm)
  • Net Weight: 1.35 kg
  • Length : 162 mm
  • Air Cons: 0.60 m3/min
  • Air Inlet: 1/4"
  • Hose Size: 10 mm
  • Air Pressure: 90 psi
  • Sound Pressure : 89 psi
  • Vibration : 3.1 m/S2
  • Packing : 10 pcs/1.18 cu.ft/G:14.5 kgs
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3/8" Air Impact Wrench (200 ft.lb)
GW-12C

  • Mechanism : Jumbo Hammer
  • Handle Exhaust
  • Square Drive: 3/8"
  • Bolt Capacity: 13 mm
  • Max. Torque: 200 ft.lb (271 Nm)
  • Net Weight: 1.50 kgs
  • Length: 155 mm
  • Air Cons: 0.59 m3/min
  • Air Inlet: 1/4"
  • Hose Size: 10 mm
  • Air Pressure: 90 psi
  • Sound Pressure : 88 psi
  • Vibration : 2.8 m/S2
  • Packing: 10 pcs/1.2 cu.ft/G:17.5 kgs
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3/8" Air Impact Wrench (200 ft.lb)
GW-12D

  • Mechanism : Twin Hammer
  • Handle Exhaust
  • Square Drive : 3/8"
  • Bolt Capacity : 13 mm
  • Max. Torque : 200 ft.lb (271 Nm)
  • Net Weight : 1.63 kg
  • Length : 162 mm
  • Air Cons : 0.60 m3/min
  • Air Inlet : 1/4"
  • Hose Size : 10 mm
  • Air Pressure : 90 psi
  • Sound Pressure : 88 dBA
  • Vibration : 3.1 m/S2
  • Packin : 10 pcs/1.2 cu.ft/G:18.5 kgs
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3/8" Air Impact Wrench (150 ft.lb)
GP-867W

  • Mechanism : Two Hammer
  • Square Drive : 3/8"
  • Bolt Capacity : 10mm
  • Max. Torque : 150 ft.lb (203 Nm)
  • Net Weight : 1.12 kg
  • Length : 215 mm
  • Air Cons. : 0.49 m3/min
  • Air Inlet : 1/4"
  • Hose Size : 6.5 mm
  • Soune Pressure : 90 dBA
  • Air Pressure : 90 psi
  • Vibration : 5.4 m/S2
  • Packing : 20 pcs/1.44 cu.ft/G: 24.5 kgs
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