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Please note our temporary change to customer support hours.
Monday through Friday between 7am–4pm (CST) for live support
United States and Canada
Please note our temporary change to customer support hours.
Monday through Friday between 7am–4pm (CST) for live support

7-1/4 In. Worm Drive Saw With Twist Lock Plug

The original Worm Drive SKILSAW®, often called the saw that built America, just got better. At 1 lb. lighter than its predecessor, this saw combines the power and durability you expect from SKILSAW® with jobsite-proven, pro-focused features. On top of our legendary Worm Drive, you get the best-in-class Dual-Field™ motor, engineered specifically by SKILSAW® for saws. You've got your hands on the next evolution of the saw famous for cutting truer and lasting longer. This model even comes with a Diablo® blade, just to make sure your SKILSAW® is tough as nails right out of the box. The SPT77W-72 comes with a Twist Lock Plug.


  • Powerful 15 Amp motor and durable worm drive gears for pro performance and long life
  • Cut-Ready™ depth of cut system helps with quick accurate depth adjustments
  • A multi-function wrench has a variety of uses on the jobsite stores in the foot 51° bevel allows users to complete a wide variety of cuts
  • Contoured main handle for increased user comfort and control
  • Integrated saw hook for safe rafter placement
  • Anti-snag lower guard for small cut-offs
  • Die cast aluminum motor and gear housing for durability
  • Oil lubrication and relief bellows for long life
  • 22 Amp switch and heavy gauge cord
  • More accessible spindle lock for quick, easy blade changes
  • Lightweight, 14.2 lbs without blade, cord and wrench, reduces user fatigue


SPT77W 7-1/4 In. Worm Drive, 24-Tooth Diablo® Carbide tipped blade and multi-functional blade wrench


Size Power Materials Cut Depth
Arbor Size Diamond Amperage 15 Motor Gearing Worm Drive Geared Depth of Cut at 45 deg 1-31/32"
Blade Size 7-1/4" Motor Housing Material Aluminum Depth of Cut at 90 deg 2-13/32"
Cord Length 8 ft Foot Material Steel
Height 7.25" Gear Housing Material Aluminum
Weight 14.2 lbs.
Bevels Blade Other
Bevel 51° Blade Location Left External Motor Brush Access Yes
Bevel Stops 0°, 45° Blades Included Yes Integrated Rafter Hook Yes
Preset Bevel Angle Detents n/a Blade Type 24 Tooth Diablo® Carbide Tipped Warranty 180 day STAY TRUE™ Guarantee and 1 year limited warranty