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Product Information by Category

Impact Wrench

  KUKEN pneumatic impact wrenches are our main products that are designed and developed under the study of impact mechanism.
We have 6 different impact clutches. And we offer a large selection of impact wrenches.

   1. KUKEN Original N-TYPE Clutch (patented)
        Lightest weight, lowest vibration level, and long lasting clutch
   2. Pinless Hammer Clutch
        Developed from Single Hammer Clutch, Light weight and high durability.
   3. Twin Hammer Clutch
        Light weight and high power
   4. Pin Clutch
        Light weight and high power clutch for extra-large impact wrenches
   5. Rocking Dog Clutch
        Well balanced and very simple clutch
   6. Double Hammer Clutch
        For small and medium size impact wrenches. Suitable for soft joint applications

1 - 1/2" Sq. Dr. Impact Wrench

  • KW-5000G

    • Drive size:38.0 mm 11/2 in.
    • Capacity (bolt size):50.0 mm 2 in.
    • Recommended torque range:1,000-3,400 Nm 7402,520 ftlb
    • Weight (w/o socket):16.0 kg 35.2 lbs.

    KW-5000G

  • KW-45F

    • Drive size:38.0 mm 11/2 in.
    • Capacity bolt size:33.0 mm 15/16 in.
    • Recommended torque range:780-2,900 Nm 5802,150 ftlb
    • Weight(w/o socket):17.2 kg 37.8 lbs.

    KW-45F

  • KW-75F

    • Drive size:38.0 mm 11/2 in.
    • Capacity (bolt size):50.0 mm 2 in.
    • Recommended torque range:1,500-6,300 Nm 1,1104,460 ftlb
    • Weight (w/o socket):38.1 kg 83.8 lbs.

    KW-75F

1" Sq. Dr. Impact Wrench

  • KW-3800proG

    • Drive size:25.4 mm 1 in.
    • Capacity bolt size:38.0 mm 11/2 in.
    • Recommended torque range:300-1,370 Nm 2201,010 ftlb
    • Weight(w/o socket):6.6 kg 14.5 lbs.

    KW-3800proG

  • KW-3800proGL

    • Drive size:25.4 mm 1 in.
    • Capacity bolt size:38.0 mm 11/2 in.
    • Recommended torque range:300-1,370 Nm 2201,010 ftlb
    • Weight(w/o socket):7.1 kg 15.6 lbs.

    KW-3800proGL

  • KW-3800P

    • Drive size:25.4 mm 1 in.
    • Capacity bolt size:38.0 mm 11/2 in.
    • Recommended torque range:300-1,370 Nm 2201,010 ftlb
    • Weight(w/o socket):7.4 kg 16.3 lbs.

    KW-3800P

  • KW-4500P

    • Drive size:25.4 mm 1 in.
    • Capacity (bolt size):45.0 mm 13/4 in.
    • Recommended torque range:1,000-2,450 Nm 7401,810 ftlb
    • Weight (w/o socket):10.3 kg 22.7 lbs.

    KW-4500P

  • KW-4500G

    • Drive size:25.4 mm 1 in.
    • Capacity bolt size:45.0 mm 13/4 in.
    • Recommended torque range:1,000-2,450 Nm 7401,810 ftlb
    • Weight(w/o socket):10.7 kg 23.5 lbs.

    KW-4500G

  • KW-4500GL

    • Drive size:25.4 mm 1 in.
    • Capacity bolt size:45.0 mm 13/4 in.
    • Recommended torque range:1,000-2,450 Nm 7401,810 ftlb
    • Weight(w/o socket):11.6 kg 25.5 lbs.

    KW-4500GL

  • KW-430P

    • Drive size:25.4 mm 1 in.
    • Capacity bolt size:40.0 mm 19/16 in.
    • Recommended torque range:1,000-2,000 Nm 7401,480 ftlb
    • Weight (w/o socket):10.9 kg 24.0 lbs.

    KW-430P

  • KW-380P

    • Drive size:25.4 mm 1 in.
    • Capacity bolt size:38.0 mm 11/2 in.
    • Recommended torque range:340-1,370 Nm 2501,010 ftlb
    • Free speed:3,200 r.p.m.

    KW-380P

  • KW-40P

    • Drive size:25.4 mm 1 in.
    • Capacity bolt size:40.0 mm 19/16 in.
    • Recommended torque range:390-1,500 Nm 2901,110 ftlb
    • Weight(w/o socket):12.5 kg 27.5 lbs.

    KW-40P

  • KW-385G

    • Drive size:25.4 mm 1 in.
    • Capacity bolt size:38.0 mm 11/2 in.
    • Recommended torque range:340-1,370 Nm 2501,010 ftlb
    • Weight(w/o socket):9.2 kg 20.2 lbs.

    KW-385G

  • KW-385GL

    • Drive size:25.4 mm 1 in.
    • Capacity bolt size:38.0 mm 11/2 in.
    • Recommended torque range:340-1,370 Nm 2501,010 ftlb
    • Weight(w/o socket):9.9 kg 21.8 lbs.

    KW-385GL

  • KW-420G

    • Drive size:25.4 mm 1 in.
    • Capacity bolt size:42.0 mm 15/8 in.
    • Recommended torque range:500-2,100 Nm 3701,550 ftlb
    • Weight(w/o socket):13.1 kg 28.8 lbs.

    KW-420G

  • KW-420GL

    • Drive size:25.4 mm 1 in.
    • Capacity bolt size:42.0 mm 15/8 in.
    • Recommended torque range:500-2,100 Nm 3701,550 ftlt
    • Weight(w/o socket):14.1 kg 31.0 lbs.

    KW-420GL

  • KW-480GL

    • Drive size:25.4 mm 1 in.
    • Capacity bolt size:50.0 mm 2 in.
    • Free Speed:2,700 r.p.m.
    • Recommended torque range:500-2,200 Nm 3701,630 ftlb

    KW-480GL

  • KW-45G

    • Drive size:25.4 mm 1 in.
    • Capacity bolt size:45.0 mm 13/4 in.
    • Recommended torque range:500-2,100 Nm 3701,550 ftlb
    • Weight (w/o socket):15.3 kg 33.7 lbs.

    KW-45G

  • KW-45GL

    • Drive size:25.4 mm 1 in.
    • Capacity bolt size:45.0 mm 13/4 in.
    • Recommended torque range:500-2,100 Nm 3701,550 ftlb
    • Weight (w/o socket):16.7 kg 36.7 lbs.

    KW-45GL

  • KW-450H

    • Drive size:25.4 mm 1 in.
    • Capacity bolt size:40.0 mm 19/16 in.
    • Recommended torque range:500-2,000 Nm 3701,480 ftlb
    • Weight (w/o socket):12.6 kg 28.9 Lbs.

    KW-450H

  • KW-550H

    • Drive size:25.4 mm 1 in.
    • Capacity bolt size:42.0 mm 15/8 in.
    • Recommended torque range:500-2,000 Nm 3701,550 ftlb
    • Weight (w/o socket):14.1 kg 31.0 lbs.

    KW-550H

  • KW-500H

    • Drive size:25.4 mm 1 in.
    • Capacity bolt size:50.0 mm 2 in.
    • Recommended torque range:500-2,150 Nm 3701,590 ftlb
    • Weight (w/o socket):16.7 kg 36.7 lbs.

    KW-500H

  • KW-600H

    • Drive size:25.4 mm 1 in.
    • Capacity bolt size:50.0 mm 2 in.
    • Recommended torque range:500-2,500 Nm 3701,850 ftlb
    • Weight(w/o socket):15.8 kg 34.8 lbs.

    KW-600H

  • KW-45F-1

    • Drive size:25.4 mm 1 in.
    • Capacity bolt size:45 mm 13/4 in.
    • Free speed:- 2,800 r.p.m.
    • Impact per min.:- 550 i.p.m.

    KW-45F-1

3/4" Sq. Dr. Impact Wrench

  • KW-2000P

    • Drive size:19.0 mm 3/4 in.
    • Capacity bolt size:20.0 mm 3/4 in.
    • Recommended torque range:150-580 Nm 110430 ftlb
    • Weight(w/o socket):3.1 kg 6.8 lbs.

    KW-2000P

  • KW-2000proI

    • Drive size:19.0 mm 3/4 in.
    • Capacity bolt size:18.0 mm 11/16 in.
    • Recommended torque range:150-580 Nm 110430 ftlb
    • Weight(w/o socket):2.8 kg 6.2 lbs.

    KW-2000proI

  • KW-2500pro

    • Drive size:19.0 mm 3/4 in.
    • Capacity bolt size:25.0 mm 1 in.
    • Recommended torque range:200-980 Nm 150730 ftlb
    • Weight(w/o socket):4.2 kg 9.2 lbs.

    KW-2500pro

  • KW-2800PA

    • Drive size:25.4or 19.0 mm 1or 3/4 in.
    • Capacity bolt size:27.0 mm 11/8 in.
    • Recommended torque range:250-1,110 Nm 190820 ftlb
    • Weight(w/o socket):5.7 kg 12.5 lbs.

    KW-2800PA

  • KW-20P

    • Drive size:19.0 mm 3/4 in.
    • Capacity bolt size:20.0 mm 3/4 in.
    • Recommended torque range:150-650 Nm 110480 ftlb
    • Weight(w/o socket):4.2 kg 9.2 lbs.

    KW-20P

  • KW-230P

    • Drive size:19.0 mm 3/4 in.
    • Capacity bolt size:22.0 mm 7/8 in.
    • Recommended torque range:200-800 Nm 150590 ftlb
    • Weight(w/o socket):4.0 kg 8.8 lbs.

    KW-230P

  • KW-20PI

    • Drive size:19.0 mm 3/4 in.
    • Capacity bolt size:22.0 mm 7/8 in.
    • Recommended torque range:250-870 Nm 190640 ftlb
    • Weight(w/o socket):6.2 kg 13.6 lbs.

    KW-20PI

  • KW-L17G

    • Drive size:19.0 mm 3/4 in
    • Capacity (bolt sizse):19.0 mm 3/4 in
    • Length (without socket):312.0 mm 125/16 in
    • Weight (without socket):5.4 kg 11.9 lbs.

    KW-L17G

  • KW-L17GV

    • Drive size:19.0 mm 3/4 in
    • Capacity (bolt size):19.0 mm 3/4 in
    • Length (without socket):378.0 mm 147/8 in
    • Weight (without socket):6.3 kg 13.9 lbs.

    KW-L17GV

  • KW-20GI

    • Drive size:19.0 mm 3/4 in.
    • Capacity bolt size:22.0 mm 7/8 in.
    • Recommended torque range:250-870 Nm 190640 ftlb
    • Weight(w/o socket):6.3 kg 13.9 lbs.

    KW-20GI

  • KW-20GI-6

    • Drive size:19.0 mm 3/4 in.
    • Capacity bolt size:22.0 mm 7/8 in.
    • Free speed:3,800 r.p.m.
    • Impact per min.:1,100 i.p.m.

    KW-20GI-6

  • KW-L20G

    • Drive size:19.0 mm 3/4 in.
    • Capacity (bolt size):22.0 mm 7/8 in.
    • Weight (w/o socket):7.2 kg 15.8 lbs.
    • Length (w/o socket):334.0 mm 133/16 in.

    KW-L20G

1/2" Sq. Dr. Impact Wrench

  • KW-T160V EVO

    • Drive size:12.7 mm 1/2 in.
    • Capacity bolt size:16.0 mm 5/8 in.
    • Recommended torq:70-300 ft-lb 100400 Nm
    • Weight(w/o socket):1.5 kg 3.3 lbs.

    KW-T160V EVO

  • KW-1600Spro

    • Drive size:12.7 mm 1/2 in.
    • Capacity bolt size:16 mm 5/8 in.
    • Recommended torque range:100-330 Nm 74240 ftlb
    • Weight(w/o socket):1.4 kg 3.1 lbs.

    KW-1600Spro

  • KW-1600proI

    • Drive size:12.7 mm 1/2 in.
    • Capacity bolt size:12 mm 1/2 in.
    • Recommend torque range:100-330 Nm 74240 ftlb
    • Weight (w/o socket):1.6 kg 3.5 lbs.

    KW-1600proI

  • KW-1800proI

    • Drive size:12.7 mm 1/2 in.
    • Capacity bolt size:16.0 mm 5/8 in.
    • Recommended torque range:150-550 Nm 110410 ftlb
    • Weight(w/o socket):2.8 kg 6.2 lbs.

    KW-1800proI

  • KW-140P

    • Drive size:12.7 mm 1/2 in.
    • Capacity bolt size:14.0 mm 9/16 in.
    • Recommended torque range:30-300 Nm 20220 ftlb
    • Weight(w/o socket):2.3 kg 5.1 lbs.

    KW-140P

  • KW-14HP

    • Drive size:12.7 mm 1/2 in.
    • Capacity bolt size:16.0 mm 5/8 in.
    • Recommended torque range:90-350 Nm 70260 ftlb
    • Weight(w/o socket):2.8 kg 6.2 lbs.

    KW-14HP

  • KW-14HP-2

    • Drive size:12.7 mm 1/2 in.
    • Capacity bolt size:16.0 mm 5/8 in.
    • Free speed:6,300 r.p.m.
    • Impact per min.:1,200 i.p.m.

    KW-14HP-2

  • KW-T160

    • Drive size:12.7 mm 1/2 in.
    • Capacity bolt size:16.0 mm 5/8 in.
    • Recommended torque range:100-300 Nm 70220 ftlb
    • Weight(w/o socket):1.5 kg 3.3 lbs.

    KW-T160

  • KW-19HP

    • Drive size:12.7 mm 1/2 in.
    • Capacity bolt size:18.0 mm 11/16 in.
    • Recommended torque range:100-450 Nm 70330 ftlb
    • Weight(w/o socket):2.4 kg 5.3 lbs.

    KW-19HP

  • [Discontinued]KW-18HP

    • Drive size:12.7 mm 1/2 in.
    • Capacity bolt size:18.0 mm 11/16 in.
    • Recommended torque range:100-430 Nm 70320 ftlb
    • Weight(w/o socket):2.5 kg 5.5 lbs.

    KW-18HP

  • [Discontinued]KW-19X

    • Drive size:12.7 mm 1/2 in.
    • Capacity bolt size:18.0 mm 11/16 in.
    • Recommended torque range:100-450 Nm 70330 ftlb
    • Weight(w/o socket):1.9 kg 4.2 lbs.

    KW-19X

  • [Discontinued]KW-14MP

    • Sq. Dr. Size:12.7 mm
    • Alternative models:KW-140P

    KW-14MP

Small Size Wrench & Driver

  • KW-5P(D)

    • Drive size:9.5mm 3/8 in
    • Capacity bolt size:5.0 mm 3/16 in.
    • Recommended torque range:2-27 Nm 1.520 ftlb
    • Weight(w/o bit/socket):0.75 kg 1.70 lbs.

    KW-5P(D)

  • KW-7P

    • Drive size:9.5 mm 3/8 in
    • Capacity bolt size:8.0 mm 5/16 in.
    • Recommended torque range:20-100 Nm 1070 ftlb
    • Weight(w/o bit/socket):1.0 kg 2.2 lbs.

    KW-7P

  • KW-12X

    • Drive size:9.5 mm 3/8 in
    • Capacity bolt size:12.0 mm 1/2 in
    • Recommended torque range:30-180 Nm 20130 ftlb
    • Weight(w/o bit/socket):1.3 kg 2.9 lbs.

    KW-12X

  • KW-8P(D)

    • Capacity bolt size:8mm 5/16in.
    • Spindle type:- 3/8
    • Handle style:- Pistol
    • Clutch mechanism:- Double blow

    KW-8P(D)

  • KW-7PD

    • Capacity bolt size:8.0 mm 5/16 in.
    • Recommended torque:10-70 Nm 750 ftlb
    • Spindle type:Internal 1/4 in.
    • Handle style:Pistol

    KW-7PD

  • KW-50S

    • Capacity bolt size:5 mm 3/16 in.
    • Spindle type:Internal 1/4 in.
    • Handle style:Straight
    • Clutch mechanism:Double blow

    KW-50S

  • KW-50H

    • Capacity bolt size:5 mm 3/16 in.
    • Spindle type:Internal 1/4 in.
    • Handle style:Straight
    • Clutch mechanism:Double blow

    KW-50H

  • KW-50

    • Capacity bolt size:5 mm 3/16 in.
    • Spindle type:Internal 1/4 in.
    • Handle style:Straight
    • Clutch mechanism:Double blow

    KW-50

  • [Discontinued]KW-12

    • Drive size:9.5 mm 3/8 in
    • Capacity bolt size:12.0 mm 1/2 in.
    • Recommended torque range:30-170 Nm 20130 ftlb
    • Weight(w/o bit/socket):1.60 kg 3.5 lbs.

    KW-12

Spline Drive Impact Wrench

  • KW-45FS

    • Drive size :#5 Spline
    • Capacity (bolt size):33.0 mm 15/16 in.
    • Recommended torque:780-2,900 Nm 5802,150 ftlb
    • Weight (w/o socket):17.6 kg 38.7 lbs.

    KW-45FS

Others

  • KW-2500PHI

    • Drive size:19.0 mm 3/4 in.
    • Capacity bolt size:25.0 mm 1 in.
    • Free speed:4,500 r.p.m.
    • Weight(w/o socket):5.0 kg 11.0 lbs.

    KW-2500PHI

  • KW-4500PHI

    • Drive size:25.4 mm 1 in.
    • Capacity bolt size:45.0 mm 13/4 i n.
    • Free speed:3,200 r.p.m.
    • Weight(w/o socket):11.4 kg 25.1 lbs.

    KW-4500PHI

Catalog Request,Contact US

TEL:+81-72-953-3346

3-6-15,Nonoue Habikino-Shi,Osaka,583-0871 KUKEN Co.,Ltd.

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