Description
Overview:
This genuine Makita piston cylinder (OEM 310345-1) is a core component of the percussion mechanism in SDS-Plus rotary hammer drills. It is a precision-machined metal alloy sleeve that guides the piston/striker to compress air and deliver consistent hammer blows. Designed for accurate fit and smooth operation, it helps restore impact performance and drilling efficiency when the original cylinder is worn or scored. Suitable for a wide range of Makita rotary hammers used on site or at home, including models such as HR2300 and DHR243, it supports reliable drilling and chiselling in concrete, masonry and stone. As an authentic Makita replacement part, it offers dependable build quality, correct tolerances and compatibility with the tool's existing components for straightforward servicing and long service life.
Key Features:
- Genuine Makita part for assured compatibility and quality (OEM 310345-1)
- Precision-machined metal alloy cylinder for accurate guidance and smooth bore
- Direct-fit replacement for listed models; no modification required
- Helps restore hammering power, efficiency and consistency under load
- Engineered for durability to withstand repetitive impact and abrasive dust
- Supports correct sealing and compression when used with the tool's serviceable O-rings and grease
- Straightforward to install with standard workshop tools, reducing downtime
- Suitable for preventative maintenance during scheduled overhauls or repairs
- Stable performance in both drilling and light-to-medium chiselling tasks
- Designed to maintain alignment of internal moving parts and reduce loss of impact energy
Typical Applications:
Used to replace a worn or damaged cylinder in Makita SDS-Plus rotary hammers when symptoms include weak impact, irregular hammering, or visible scoring of the cylinder. Common during servicing after heavy site work, dust ingress, or long periods of high-load drilling and chasing in concrete, blockwork and brick. Suitable for tradespeople, facilities teams and DIY users maintaining reliable tool performance.
Also known as:
Piston sleeve, cylinder sleeve, striker cylinder, hammer cylinder housing, pneumatic cylinder for rotary hammer, SDS-Plus hammer cylinder, impact cylinder, Makita piston housing.
Fits Models:
BHR242, BHR243, DHR242RFE, DHR242RFEV, DHR242RMJ, DHR242RMJV, DHR242Z, DHR243RFE, DHR243RFEV, DHR243RMJ, DHR243RMJV, DHR243Z, HR2300, HR2600, HR2601, HR2610, HR2611F, HR2611FT, M8700, M8701
Product Specifications
| L&S Part No. | 310345-1 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Makita |
| OEM No. | 310345-1 |
| Unit of Sale | 1 |
| Applications | BHR242, BHR243, DHR242RFE, DHR242RFEV, DHR242RMJ, DHR242RMJV, DHR242Z, DHR243RFE, DHR243RFEV, DHR243RMJ, DHR243RMJV, DHR243Z, HR2300, HR2600, HR2601, HR2610, HR2611F, HR2611FT, M8700, M8701 |
| Machine Type | Rotary Hammer |
| Fits Brands | Makita |
| Fits Models | BHR242 | BHR243 | HR2300 | HR2600 | HR2601 | HR2610 | HR2611F | HR2611FT | DHR242RFE | DHR242RFEV | DHR242RMJ | DHR242RMJV | DHR242Z | DHR243RFE | DHR243RFEV | DHR243RMJ | DHR243RMJV | DHR243Z | M8700 | M8701 |
