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The Makita 4-1/2” SJS™II High Power Angle Grinder
(GA4542C) combines power, convenience, comfort and motor-protection
features for longer-lasting industrial performance. It is ideal for
cutting, grinding ferrous metal, paint and rust removal, shipyard
maintenance, metal polishing, general steel grinding, auto repair work,
cutting brick and masonry, restoration work, and more. The
GA4542C is equipped with SJS™II, a mechanical gear drive system to help
prevent motor and gear damage by dampening the force on the gear when
the wheel is forced to stop. SJS™II is also features a leaf spring and
cam gear drive mechanism that is engineered to reduce vibration for
increased operator comfort during extended use.
- : Powerful 12.0 AMP motor delivers more output and variable (2,800 - 11,000) RPM
- : Electronic Controller is a three-part electronic feature designed to provide power and durability
- : SJS™II technology is a leaf spring and cam gear drive mechanism engineered to reduce vibration
- : Variable speed control dial enables user to match the speed to the application
- : Grinding wheel, wheel guard, side handle, inner flange, lock-nut and wrench
- Wheel Diameter : 4-1/2"
- AMPS : 12
- No Load Speed (variable speed) : 2,800 - 11,000 RPM
- Spindle Thread : 5/8" - 11 UNC
- Lock-On : Yes
- Lock-Off : No
- Overall Length : 11-7/8"
- Net Weight : 5.4 lbs.
- Variable speed control dial : Yes
- Power Type : Corded
- Shipping Weight : 8 lbs.
- UPC Code : 088381-699761
Makita® 30 DAY RETURN / REPLACEMENT GUARANTEE
Every Makita® product is thoroughly inspected and
tested before leaving the factory. If you are not satisfied with any
Makita product within 30 days of purchase, return it and Makita will
provide, at Makita’s option, a replacement or refund. This guarantee
does not apply to Makita® Accessories and/or wearable items such as bits, blades or cutters.
Makita® General Product Limited Warranty
Every Makita® product is warranted to be free of
defects from workmanship and materials for the period of ONE YEAR from
the date of original purchase. Certain products referenced below have
longer warranties. Should any trouble develop during the one-year
period, return the COMPLETE product, freight prepaid by user, to one of
Makita’s Factory or Authorized Service Centers. If inspection shows the
trouble is caused by defective workmanship or material, Makita will
repair (or at our option, replace) without charge.
*SEE BELOW FOR LIMITATIONS AND EXCLUSIONS APPLICABLE TO ALL MAKITA WARRANTIES
Makita® 3-Year Limited Warranty, Pneumatic Nailer, Lithium-Ion Tool, Battery and Charger
Every Makita® Pneumatic Nailer
and Lithium-Ion Tool, Battery and Charger is warranted to be free of
defects from workmanship and materials for the period of THREE YEARS
from the date of original purchase. Should any trouble develop during
the three-year period, return the COMPLETE Lithium-Ion Tool, Battery,
Charger or Pneumatic Nailer, freight prepaid by user, to one of Makita’s
Factory or Authorized Service Centers. If inspection shows the trouble
is caused by defective workmanship or material, Makita will repair (or
at our option, replace) without charge.
*SEE BELOW FOR LIMITATIONS AND EXCLUSIONS APPLICABLE TO ALL MAKITA WARRANTIES
MAKITA® WARRANTY LIMITATIONS AND EXCLUSIONS
These warranties do not apply to Makita Accessories or where:
- Repairs have been made or attempted by others
-
Repairs are required because of normal wear and tear.
With regard to Pneumatic Nailers, normal wear parts include the
following and are not covered under this warranty: piston/driver
assemblies, piston stops, driver blades, rubber o-rings, seals,
isolators, air filters, and driver belts.
-
The tool has been abused, misused, improperly maintained
or operated. With regard to Pneumatic Nailers, improper operation
includes the failure to use clean, dry regulated compressed air and/or
air pressures exceeding the maximum indicated on the nailer casting.
With regard to Lithium-Ion Tools, improper operation includes the use of
a non-genuine or “knock-off” battery on a Lithium-Ion Tool or Charger.
With regard to Laser Instruments, abuse includes liquid damage or
physical damage caused by impact.
- Alterations have been made to the tool
IN NO EVENT SHALL MAKITA BE LIABLE FOR (A) ANY INDIRECT,
INCIDENTAL, PUNITIVE OR CONSEQUENTIAL DAMAGES ARISING FROM THE SALE OR
USE OF THE PRODUCTS SOLD UNDER THESE WARRANTIES, OR (B) ANY AMOUNT IN
EXCESS OF THE AMOUNT ACTUALLY PAID TO MAKITA FOR THE PRODUCTS SOLD
HEREUNDER. THIS LIMITATION APPLIES BOTH DURING AND AFTER THE TERMS OF
THE WARRANTY.
MAKITA DISCLAIMS LIABILITY FOR ANY IMPLIED WARRANTIES,
INCLUDING IMPLIED WARRANTIES OF “MERCHANTABILITY” AND “FITNESS FOR A
SPECIFIC PURPOSE” AFTER THE EXPIRATION OF ANY EXPRESS WARRANTY.
This warranty gives you specific legal rights, and you may
also have other rights which vary from state to state. Some states do
not allow the exclusion or limitation of incidental or consequential
damages, so the above limitation or exclusion may not apply to you. Some
states do not allow limitation on how long an implied warranty lasts,
so the above limitation may not apply to you.
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Features
- Powerful 12.0 AMP motor delivers more output and variable (2,800 - 11,000) RPM
- SJS™II
provides a leaf spring and cam gear drive mechanism that is engineered
to reduce vibration for increased operator comfort during extended use
- Vibration absorbing side handle provides increased comfort on the job
- Electronic
controller provides constant speed control which automatically applies
additional power to the motor to maintain speed under load
- Electronic controller provides soft start which suppresses start-up reaction for smooth start-ups and longer gear life
- Electronic
controller provides an electronic current limiter which helps protect
the motor from overload in high torque applications
- Variable speed control dial enables user to match the speed to the application
- Labyrinth construction seals and protects the drive gear and bearings from dust and debris for increased durability
- Motor fan is designed with enlarged fins for increased air flow and a cooler running motor
- Complete
zig-zag epoxy is applied to both sides of the armature coil and a
powder coating to the field for protection from debris and longer tool
life
- Spiral bevel gears for smoother rotations and a more efficient transfer of energy
- Fully
aluminum constructed gear housing provides superior gear alignment and
smooth transmission for increased durability and comfort
- "Tool-less" wheel guard for easy adjustment
- Slide switch with lock-on for continuous use
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