Skilsaw SPTH77M-12 7-1/4 In. TrueHVL Cordless Worm Drive Saw Kit With TrueHVL Battery & Diablo Blade


The first and only cordless Worm Drive saw gives you legendary SKILSAW power to go anywhere. Powered by the TRUEHVL battery, designed specifically for our legendary Worm Drive saw. The brushless motor responds to challenging applications by boosting power and torque, and all-magnesium construction makes it lightweight and tough. TRUEHVL features a unique battery design that maximizes heat dissipation, patented Stay Cool technology that wraps each cell in a temperature controlling material, and intelligent power management that monitors and optimizes each cell. Together, these innovations deliver the ultimate in performance and an entire day of work on a fully charged battery. Go from zero to full charge in only 1 hour. Get all the power you need, from the ONLY cordless Worm Drive saw.

SKILSAW has redefined power. Again.


  • The first and only cordless Worm Drive saw gives you legendary SKILSAW power to go anywhere
  • TRUEHVL battery is designed specifically to power Worm Drive (sold separately)
  • Jobsite durability and performance from magnesium construction, brushless motor, and electric brake
  • The convenience of a cordless saw without compromising any Worm Drive power or performance
  • The same design, balance and controls of our corded Worm Drive, so it feels familiar right out of the box
  • A fully charged TRUEHVL battery gives you an entire day of cutting
  • Integrated dust extraction system to work cleaner
  • Includes (1) TRUEHVL Lithium Ion Battery—get incredible power and performance thanks to an innovative design, patented Stay Cool technology, and an intelligent power management system that monitors and optimizes each cell
  • Includes TRUEHVL Quick Charger—go from zero to full charge in only 1 hour; features convenient charging indicators plus a cooling fan to prevent the battery from overheating


  • SPTH77M 7-1/4 IN. Worm Drive Saw,
  • (1) TRUEHVL Lithium Ion Battery, 
  • TRUEHVL Quick Charger,
  • 24-Tooth SKILSAW carbide blade,
  • Multi-function wrench (stored in foot),
  • Vacuum Adapter (fits 3.5cm, 1-7/8" and 2-1/2" hose)


Arbor Size: 13/16" Maximum RPM No Load: 5800 Motor Gearing: Worm Drive Geared Depth of Cut at 45 deg: 1-15/16"
Blade Size: 7-1/4"   Motor Housing Material: Magnesium Depth of Cut at 90 deg: 2-3/8"
Weight: 11.1 lbs.   Foot Material: Magnesium  
    Gear Housing Material: Magnesium  


Bevel: 53° Blade Location: Left Arbor: Diamond
Bevel Stops: 0°, 45° Blades Included: Yes Integrated Rafter Hook: Yes
  Blade Type: 24-Tooth Diablo Carbide Blade Warranty: 180 day STAY TRUE® Guarantee and 1 year limited warranty