Due to scheduled maintenance and system upgrades, online ordering (checkout and payment) will be disabled on ultimamac.com from 8th June 2026 to 22nd June 2026. You can still browse products and add them to your cart during this period. We appreciate your cooperation and regret any inconvenience caused.
Due to scheduled maintenance and system upgrades, online ordering (checkout and payment) will be disabled on ultimamac.com from 8th June 2026 to 22nd June 2026. You can still browse products and add them to your cart during this period. We appreciate your cooperation and regret any inconvenience caused.
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Features Manual
  • Capacity Ordinary Bolt
    5 - 18mm (3/16 - 23/32")
  • Capacity High Tension Bolt
    5 - 14mm (3/16 – 9/16")
  • Capacity Machine Screw
    4 - 10mm (5/32 – 3/8")
  • Capacity Self Drilling Screw
    3.5 - 6mm (1/8 - 1/4")
  • Drive
    6.35mm (1/4") Hex Bit Shank
  • Tightening Torque
    207Nm (1,832in.-lbs.)
  • Battery Voltage
    18V
  • Battery Power Output
    108Wh for BSL1860 90Wh for BSL1850 54Wh for BSL183
  • No Load Speed Power Mode
    0 – 2,900/min
  • No Load Speed Normal Mode
    0 – 2,900/min
  • No Load Speed Soft Mode
    0 - 900/min
  • No Load Speed Self Drilling Screw Mode
    0 – 2,900/min
  • Full Load Impact Rate Power Mode
    0 - 4,000/min
  • Capacity Self Drilling Screw
    0 - 4,000/min
  • Drive
    0 - 1,900/min
  • Full Load Impact Rate Self Drilling Screw Mode
    0 – 2,100/min
  • Overall Length
    127mm (5")
  • Overall Length
    1.6kg (3.5lbs.) with BSL1860 / BSL1850 / BSL1830 :
  • Vibration Total Values (triax vector sum)*2 Impact
    Vibration emission value ah = 16.7m/s2 : Uncertain
  • No Load Speed Normal Mode
    2 Batteries (BSL1860, BSL1850, BSL1830, BSL1830C),
  • Capacity Ordinary Bolt
    5 - 18mm (3/16 - 23/32")
  • Capacity High Tension Bolt
    5 - 14mm (3/16 – 9/16")
  • Capacity Machine Screw
    4 - 10mm (5/32 – 3/8")
  • Capacity Self Drilling Screw
    3.5 - 6mm (1/8 - 1/4")
  • Drive
    6.35mm (1/4") Hex Bit Shank
  • Tightening Torque
    207Nm (1,832in.-lbs.)
  • Battery Voltage
    18V
  • Battery Power Output
    108Wh for BSL1860 90Wh for BSL1850 54Wh for BSL183
  • No Load Speed Power Mode
    0 – 2,900/min
  • No Load Speed Normal Mode
    0 – 2,900/min
  • No Load Speed Soft Mode
    0 - 900/min
  • No Load Speed Self Drilling Screw Mode
    0 – 2,900/min
  • Full Load Impact Rate Power Mode
    0 - 4,000/min
  • Capacity Self Drilling Screw
    0 - 4,000/min
  • Drive
    0 - 1,900/min
  • Full Load Impact Rate Self Drilling Screw Mode
    0 – 2,100/min
  • Overall Length
    127mm (5")
  • Overall Length
    1.6kg (3.5lbs.) with BSL1860 / BSL1850 / BSL1830 :
  • Vibration Total Values (triax vector sum)*2 Impact
    Vibration emission value ah = 16.7m/s2 : Uncertain
  • No Load Speed Normal Mode
    2 Batteries (BSL1860, BSL1850, BSL1830, BSL1830C),
  • Capacity Ordinary Bolt
    5 - 18mm (3/16 - 23/32")
  • Capacity High Tension Bolt
    5 - 14mm (3/16 – 9/16")
  • Capacity Machine Screw
    4 - 10mm (5/32 – 3/8")
  • Capacity Self Drilling Screw
    3.5 - 6mm (1/8 - 1/4")
  • Drive
    6.35mm (1/4") Hex Bit Shank
  • Tightening Torque
    207Nm (1,832in.-lbs.)
  • Battery Voltage
    18V
  • Battery Power Output
    108Wh for BSL1860 90Wh for BSL1850 54Wh for BSL183
  • No Load Speed Power Mode
    0 – 2,900/min
  • No Load Speed Normal Mode
    0 – 2,900/min
  • No Load Speed Soft Mode
    0 - 900/min
  • No Load Speed Self Drilling Screw Mode
    0 – 2,900/min
  • Full Load Impact Rate Power Mode
    0 - 4,000/min
  • Capacity Self Drilling Screw
    0 - 4,000/min
  • Drive
    0 - 1,900/min
  • Full Load Impact Rate Self Drilling Screw Mode
    0 – 2,100/min
  • Overall Length
    127mm (5")
  • Overall Length
    1.6kg (3.5lbs.) with BSL1860 / BSL1850 / BSL1830 :
  • Vibration Total Values (triax vector sum)*2 Impact
    Vibration emission value ah = 16.7m/s2 : Uncertain
  • No Load Speed Normal Mode
    2 Batteries (BSL1860, BSL1850, BSL1830, BSL1830C),