Cut-Off Saws Specifications Sheet
Vibration reduction system
Wide metal shield support 
stand with rubber ap helps 
protect operator from ying 
dust
Exclusive Pro-Fire
®
 electronic 
ignition with slope advance 
timing
Grouped controls include 
throttle lock-out
2:1 engine-to-wheel 
speed ratio for greater 
cutting torque
Cutting wheel sold 
separately
Adjustable wheel shield
3-stage air ltration system
CUT-OFF SAWS
CSG-670 CSG-680
Super rugged, super efcient 12” cut-off saw.
•  66.7 cc high performance, 2-stroke engine
•  High speed governor maintains engine speed 
  between 9,500 and 10,500 rpm; wheel speed 
  ranges between 4,750 and 5,250 rpm
•  Accommodates 20 mm inner diameter 12” wheels
•  Cutting arm position is reversible 
  for center or ush cuts
  Note: This unit uses 12” diameter cutting wheels only.
Top-of-the-line cut-off saw accepts 12 or 14” wheels.
•  66.7 cc high performance, 2-stroke engine
•  High speed governor maintains engine speed 
  between 9,500 and 10,500 rpm; wheel speed 
  ranges between 4,750 and 5,250 rpm
•  Wheel position is reversible for center or ush cuts
•  25 mm inner diameter wheels may be 
  used with optional adapter 99944700200
•  Compensating diaphragm carburetor maintains 
  consistent cutting power under load
  CSG-680 with Water Kit attached.
Part Number Wheel Description Application Part Number Wheel Description Application
99944700012 12", 25 mm Diamond General Purpose 99944700011 12", 20 mm Diamond General Purpose
99944700130 12", 25 mm Abrasive Concrete 99944700080 12", 20 mm Abrasive  Concrete
99944700120 12", 25 mm Abrasive  Asphalt 99944700070 12", 20 mm Abrasive  Asphalt
99944700016 12", 25 mm Diamond Asphalt Over  99944700015 12", 20 mm Diamond Asphalt Over 
Concrete Concrete
99944700140 12", 25 mm Abrasive  Ductile Iron 99944700090 12", 20 mm Abrasive  Ductile Iron
99944700150 12", 25 mm Abrasive  Metal 99944700100 12", 20 mm Abrasive  Metal
99944700014 14", 25 mm Diamond General Purpose 99944700013 14", 20 mm Diamond General Purpose
99944700058 14", 25 mm Abrasive  Concrete 99944700057 14", 20 mm Abrasive  Concrete
99944700054 14", 25 mm Abrasive  Asphalt 99944700053 14", 20 mm Abrasive  Asphalt
99944700018 14", 25 mm Diamond Asphalt Over  99944700017 14", 20 mm Diamond Asphalt Over
Concrete Concrete
99944700064 14", 25 mm Abrasive  Ductile Iron 99944700063 14", 20 mm Abrasive  Ductile Iron
99944700068 14", 25 mm Abrasive  Metal 99944700067 14", 20 mm Abrasive  Metal
Part Number Description
99944700181 Water Kit
99944700191 Storage Case
99944700200 25 mm Wheel Adapter Kit —
Operate 25 mm wheels on 20 mm arbor 
61102207061 25 mm Abrasive Wheel Adapter
Model
Engine 
Displacement 
(cc)
Engine 
Displacement
(cu. in.)
Fuel Capacity
(. oz.)
Cutting Wheel*
(dia.) (mm)
Arbor Size 
(mm)
Dry Weight 
(lb)
CSG-670 66.7 4.07 21 305 x 20 (12") 20 23.8
CSG-680 66.7 4.07 21 355 x 20 (14") 20 25.1
WHEELS*
CUT-OFF SAW ACCESSORIES
CUT-OFF SAW SPECIFICATIONS
  *Note: 14” wheels can be used on the CSG-680 only.
  *Note: Cutting wheels sold separately.
CUT-OFF SAWS
63
FREE BOTTLE OF 
ECHO POWER BLEND
®
 XTENDED LIFE™ OIL
WITH EVERY CUT-OFF SAW 
ECHO Quality
Backed by an
Extensive Warranty
ECHO’s Cut-Off Saws feature a 5 year* 
consumer, 1 year commercial and 90 
day rental warranty as well as a lifetime 
warranty on the ignition module.
*Visit www.echo-usa.com/5year to learn more.

