7-1/4″ Cordless Rear Handle Circular Saw with Brushless Motor

Model No: DRS780Z

Cutting Capacity of 2-9/16″ (65 mm)

THE WORLD’S FIRST CORDLESS REAR-HANDLE CIRCULAR SAW! 558 Cuts In 2″ x 4″ Material Using 5.0 Ah Batteries!!

  • High performance for heavy-duty cutting applications
  • Automatic torque Drive Technology (ADT) feature adjusts the torque and speed according to the load condition, enabling rapid movement between high speed and high torque applications
  • LED charge level indicator displays approximate remaining battery power
  • Lightweight design with magnesium baseplate and blade case
  • Enlarged depth scale with rubberized lever for maximum operator convenience and accuracy
  • Large integrated tool hanger provides convenience on the jobsite and fits 4″ x 4″ material
  • Two-stage safety trigger switch prevents accidental start up
  • Electric brake stops blade 3-5 seconds after trigger is released for increased operator safety
  • Soft start feature gradually increases speed to eliminate start up shock
  • Brushless DC motor with high power to weight and size ratio
  • Brushless DC motor generates less heat buildup and is ideal for prolonged use in manufacturing / production applications
  • Battery protection system provides over-discharge, temperature and current protection for enhanced performance, battery cycle life and overall battery life
  • eXtreme Protection Technology (XPT) offers maximum protection against dust, debris and liquids for optimal performance in extreme conditions
  • Bevel capacity of 0o – 53o with positive stop at 22.5o and 45o
  • Ergonomic soft rubber grip design for vibration absorption and comfortable operation


Battery Capacities

Two 18V Li-Ion

Blade Diameter

7-1/4″ (185 mm)


5/8″ (15.88 mm)

Maximum Cutting Depth:

2-9/16″ (65 mm)


1-3/4″ (45 mm)


1-1/2″ (38 mm)

No Load Speed

5,100 RPM

Vibration Level


Noise Level


Overall Length

17-1/2″ (446 mm)

Net Weight

11.0 lbs (5.0 kg)