Description
Overview:
The Makita Piston 450961-8 is a genuine replacement component for selected Makita hammer drills and demolition hammers. Manufactured from hardened steel for high impact resistance, it is designed to transfer driving force within the percussion mechanism, restoring consistent striking power when the original piston is worn or damaged. Precision-machined to OEM specification, it helps maintain correct clearances and smooth movement under heavy loads. Suitable for demanding site and workshop use, it supports efficient operation and extended service life of compatible machines. Ideal for models such as HMJ1203 and HMJJ213, this piston offers reliable compatibility, dependable performance, and straightforward replacement when used in line with the tool's service manual. OEM reference: 450961-8.
Key Features:
- Genuine Makita part for assured fit and performance (OEM 450961-8)
- Hardened steel construction for durability under repeated impact
- Precisely machined surfaces to support smooth reciprocating action
- Helps restore impact energy and reduce performance loss from wear
- Stable performance in heavy-duty demolition and drilling tasks
- Designed for correct alignment within the hammer mechanism
- Consistent dimensions for reliable sealing when used with the correct service parts
- Straightforward replacement procedure to minimise downtime
Typical Applications:
Used to refurbish the impact mechanism of compatible Makita hammer drills and demolition hammers. Suitable when the tool shows reduced blow energy, inconsistent striking, or excessive vibration due to a worn piston. Common in concrete breaking, chasing, heavy masonry drilling, anchor point preparation, and general demolition work on site or in maintenance workshops.
Also known as:
Hammer piston, percussion piston, demolition hammer piston, pneumatic piston, impact piston, striker piston (piston type), reciprocating piston, replacement piston for hammer drill mechanisms.
Fits Models:
HM1203C, HM1213C, HM1214C, HMJ1203, HMJJ213
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