Makita 4-1/2″ Paddle Switch Cut-Off/Angle Grinder 9557PBX1 Highlights
POWER: : 7.5 AMP motor delivers 11,000 RPM
COMFORT: : Large paddle switch for easy operation; less weight (4.5 lbs.)
DURABILITY: : Labyrinth construction, zig-zag varnish and thicker coil wires for longer tool life
CONVENIENCE: : AC/DC slide switch for use with alternative power source
INCLUDES: : Diamond blade, grinding wheels, grinding guard, cut-off guard, side handle, inner flange, lock-nut, wrench and aluminum case
About Makita 4-1/2″ Paddle Switch Cut-Off/Angle Grinder 9557PBX1…
Makita’s 4-1/2″ Cut-Off/Angle Grinder combines 7.5 AMP power with comfort and motor-protection features for longer-lasting industrial performance. The 9557PB Angle Grinder delivers 11,000 RPM, with soft start for smooth start-ups. The Cut-Off/Angle Grinder also features a range of durability features including labyrinth construction which seals and protects the motor and bearings from dust and debris for longer tool life, as well as a protective zig-zig varnish engineered to seal the armature from dust and debris.
Ease-of-use features include an extra large paddle switch for comfortable operation, and a lock-on/off feature for continuous operation. The 9557PB weighs only 4.5 lbs., with a side handle that can be easily installed on either side of the tool. In addition, the “‘tool-less” wheel guard adjustment provides easy clamping. This grinder also has an AC/DC switch for use with alternative-power sources. The 9557PB is a versatile and powerful grinder engineered for cutting, grinding and polishing applications.
The 9557PBX1 is a kit that includes the Angle Grinder, 5 4-1/2″ grinding wheels, metal tool case, cut-off and grinding wheel guards, as well as a Makita Diamond Blade with turbo rim engineering for constant contact with material for a smoother cut and finish.
Makita 4-1/2″ Paddle Switch Cut-Off/Angle Grinder 9557PBX1 Features
- Powerful 7.5 AMP motor delivers 11,000 RPM for high output power
- Small diameter barrel grip (only 2-1/2″) for added comfort
- Labyrinth construction seals and protects the motor and bearings from dust and debris for longer tool life
- Lock-on/off feature for continuous operation
- AC/DC switch for use with alternative power source
- Protective zig-zig varnish seals the armature from dust and debris for longer tool life
- Extra large paddle switch for comfortable operation
- Thicker coil wires are wound more closely to reduce heat and energy loss
- All-ball bearing design and metal gear housing for durability
- Rotatable gear housing can be positioned every 90°

Makita 4-1/2″ Paddle Switch Cut-Off/Angle Grinder 9557PBX1 includes:
(1) 4-1/2″ Diamond Blade, Turbo, General Purpose (A-94552)
(5) 4-1/2″ Grinding Wheel (A-95956)
(1) 4-1/2″ Wheel Guard (125273-5)
(1) 4-1/2″ Cut-Off Wheel Guard (135103-2)
(1) Lock Nut (193465-4)
(1) Lock Nut Wrench (782422-3)
(1) Side Handle (153489-2)
(1) Inner Flange (224399-1)
(1) Case (xxx)
Makita 4-1/2″ Paddle Switch Cut-Off/Angle Grinder 9557PBX1 Specifications
Feature | Value |
---|---|
Wire Cup Brush | 3-1/2″ |
No Load Speed | 11,000 RPM |
Spindle Thread | 5/8″ – 11 UNC |
AMPS | 7.5 |
Lock-On | Yes |
Lock-Off | Yes |
Overall Length | 10-3/4″ |
Net Weight | 4.5 lbs. |
Variable speed control dial | No |
Power Type | Corded |
Shipping Weight | 12 lbs. |
UPC Code | 088381-085847 |
Makita 4-1/2″ Paddle Switch Cut-Off/Angle Grinder 9557PBX1 Resources
Makita 9557PB Instruction Manual
Makita 9557PB Parts Breakdown