• Rigid cast aluminum pad driver provides increased durability
• Designed specifically for fine finishing of hardwood floors
• Large non-marking transport wheels
• Precision balanced for smooth operation
• Available in standard or dust control version
• Excellent “between coats” system
PRODUCT
• Seamless chrome handle tube resists rust,
and increases durability.
• Totally enclosed fan cooled dual capacitor
motor eliminates overheating
• Heavy cast iron main frame supplies
weight for aggressive performance
• Cast aluminum pad driver plate
reduces chance of bending
• Unique skirting directs air to pick-up
chamber (DC only)
• Large 9 inch vacuum fan eliminates
annoying dust (DC only)
• Large 1 1/8" diameter drive shaft resists
damage
• Floating skirt requires no adjustment
(DC only)
• Dual switch levers for easy operation
with either hand
• Convenient lifting handle
• Dustless sanding reduces cleanup time
(DC only)
• 3600 orbits per minute; sands and
screens faster
• Precision balanced counter weight
and oversized drive bearing supply
consistent performance, while reducing
vibration
• Ergonomic handle with safety interlock
offers operator comfort and protection
PRODUCTIVITY
• Designed specifically for the finishing and
polishing of wood floors
• Large non-marking transport wheels
protect finished areas from damage
• Full “harpoon” face pad driver effectively
transfers motion to abrasive
• Small .25 in. orbit produces finer finish
and reduces chance of swirl marks
• Cast pad driver keeps screens and paper
flat on the floor
SAFETY
• DC model controls dust for improved air
quality
• Hospital grade plug assures electrical
safety when connected to a properly
grounded outlet
Sanding Path: 18 in. (45.7 cm)
Sanding Pad Size: 12 x 18 in. (30.5 x 45.7 cm)
Motor: 1 HP
Voltage: 115V/60 Hz
Power Cable (14-3 grey): 50 ft. (15.2 m)
Speed of Sanding Pad (AC): 3600 orbits per minute
Noise Level: 74 dB(A)
Dimensions (L x W x H): 18.5 x 20 x 45 in. (46.9 x 50.8 x 114.3 cm)
Weight: 125 lbs. (56.7 kg)
Shipping Weight: 145 lbs. (65.8 kg)
Warranty: One Year Parts & Labor
Clarke (Alto) OBS-18 DC Parts and Support
• Powerful totally enclosed motor requires less maintenance
• Rigid cast aluminum pad driver provides increased durability
• Designed specifically for fine finishing of hardwood floors
• Large non-marking transport wheels
• Precision balanced for smooth operation
• Available in standard or dust control version
• Excellent “between coats” system
PRODUCT
• Seamless chrome handle tube resists rust,
and increases durability.
• Totally enclosed fan cooled dual capacitor
motor eliminates overheating
• Heavy cast iron main frame supplies
weight for aggressive performance
• Cast aluminum pad driver plate
reduces chance of bending
• Unique skirting directs air to pick-up
chamber (DC only)
• Large 9 inch vacuum fan eliminates
annoying dust (DC only)
• Large 1 1/8" diameter drive shaft resists
damage
• Floating skirt requires no adjustment
(DC only)
• Dual switch levers for easy operation
with either hand
• Convenient lifting handle
• Dustless sanding reduces cleanup time
(DC only)
• 3600 orbits per minute; sands and
screens faster
• Precision balanced counter weight
and oversized drive bearing supply
consistent performance, while reducing
vibration
• Ergonomic handle with safety interlock
offers operator comfort and protection
PRODUCTIVITY
• Designed specifically for the finishing and
polishing of wood floors
• Large non-marking transport wheels
protect finished areas from damage
• Full “harpoon” face pad driver effectively
transfers motion to abrasive
• Small .25 in. orbit produces finer finish
and reduces chance of swirl marks
• Cast pad driver keeps screens and paper
flat on the floor
SAFETY
• DC model controls dust for improved air
quality
• Hospital grade plug assures electrical
safety when connected to a properly
grounded outlet
Sanding Path: 18 in. (45.7 cm)
Sanding Pad Size: 12 x 18 in. (30.5 x 45.7 cm)
Motor: 1 HP
Voltage: 115V/60 Hz
Power Cable (14-3 grey): 50 ft. (15.2 m)
Speed of Sanding Pad (AC): 3600 orbits per minute
Noise Level: 74 dB(A)
Dimensions (L x W x H): 18.5 x 20 x 45 in. (46.9 x 50.8 x 114.3 cm)
Weight: 125 lbs. (56.7 kg)
Shipping Weight: 145 lbs. (65.8 kg)
Warranty: One Year Parts & Labor
• Rigid cast aluminum pad driver provides increased durability
• Designed specifically for fine finishing of hardwood floors
• Large non-marking transport wheels
• Precision balanced for smooth operation
• Available in standard or dust control version
• Excellent “between coats” system
PRODUCT
• Seamless chrome handle tube resists rust,
and increases durability.
• Totally enclosed fan cooled dual capacitor
motor eliminates overheating
• Heavy cast iron main frame supplies
weight for aggressive performance
• Cast aluminum pad driver plate
reduces chance of bending
• Unique skirting directs air to pick-up
chamber (DC only)
• Large 9 inch vacuum fan eliminates
annoying dust (DC only)
• Large 1 1/8" diameter drive shaft resists
damage
• Floating skirt requires no adjustment
(DC only)
• Dual switch levers for easy operation
with either hand
• Convenient lifting handle
• Dustless sanding reduces cleanup time
(DC only)
• 3600 orbits per minute; sands and
screens faster
• Precision balanced counter weight
and oversized drive bearing supply
consistent performance, while reducing
vibration
• Ergonomic handle with safety interlock
offers operator comfort and protection
PRODUCTIVITY
• Designed specifically for the finishing and
polishing of wood floors
• Large non-marking transport wheels
protect finished areas from damage
• Full “harpoon” face pad driver effectively
transfers motion to abrasive
• Small .25 in. orbit produces finer finish
and reduces chance of swirl marks
• Cast pad driver keeps screens and paper
flat on the floor
SAFETY
• DC model controls dust for improved air
quality
• Hospital grade plug assures electrical
safety when connected to a properly
grounded outlet
Sanding Path: 18 in. (45.7 cm)
Sanding Pad Size: 12 x 18 in. (30.5 x 45.7 cm)
Motor: 1 HP
Voltage: 115V/60 Hz
Power Cable (14-3 grey): 50 ft. (15.2 m)
Speed of Sanding Pad (AC): 3600 orbits per minute
Noise Level: 74 dB(A)
Dimensions (L x W x H): 18.5 x 20 x 45 in. (46.9 x 50.8 x 114.3 cm)
Weight: 125 lbs. (56.7 kg)
Shipping Weight: 145 lbs. (65.8 kg)
Warranty: One Year Parts & Labor
Parts
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