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SDS Max to SDS Plus Keyless Chuck Adapter 400mm
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SDS Max to SDS Plus Keyless Chuck Adapter — 400mm Extension
Unlock the full versatility of your SDS Max rotary hammer with this heavy-duty SDS Max to SDS Plus Keyless Chuck Adapter. Featuring a 400mm extended shank, this adapter bridges the gap between your powerful SDS Max hammer drill and the vast range of SDS Plus bits and accessories — giving you more reach, more compatibility, and more control on every job site.
Whether you're drilling deep into concrete walls, working in confined spaces, or simply need to use your SDS Plus bits on a larger machine, this adapter is the professional's solution. No more swapping machines — one tool, two systems.
Key Features
- Universal Compatibility: Converts SDS Max shank (male) to SDS Plus keyless chuck (female) — works with all standard SDS Max rotary hammers
- 400mm Extended Length: Provides extra reach for deep drilling, overhead work, and confined access areas
- Keyless Chuck Design: Quick and tool-free bit changes — swap SDS Plus bits in seconds without additional tools
- Heavy-Duty Steel Construction: Hardened steel body withstands high-torque rotary hammer operation and impact forces
- Precision Machined: Tight tolerances ensure minimal vibration, accurate drilling, and extended bit life
- Secure Locking Mechanism: Positive bit retention prevents slippage during drilling and chiselling operations
- Versatile Application: Compatible with SDS Plus drill bits, core bits, chisels, and hole saws
Technical Specifications
- Adapter Type: SDS Max (input) to SDS Plus Keyless Chuck (output)
- Total Length: 400mm
- Shank Type: SDS Max male shank
- Chuck Type: SDS Plus keyless chuck
- Material: Hardened alloy steel
- Finish: Black oxide / chrome-plated
- Compatible Machines: Bosch, Makita, Milwaukee, DeWalt, Hilti SDS Max rotary hammers
- Compatible Bits: All standard SDS Plus (SDSplus / SDS+) shank bits and accessories
What Can You Do With It?
- Use your SDS Plus drill bits on an SDS Max machine for lighter, more precise drilling
- Extend your reach when drilling through thick walls, floors, or ceilings
- Access tight or deep cavities where a standard chuck won't fit
- Reduce tool changeovers on site — one machine handles both SDS Max and SDS Plus accessories
Ideal For
- Construction and civil works contractors
- Electricians and plumbers drilling through concrete and masonry
- MEP (Mechanical, Electrical & Plumbing) professionals
- General contractors and site foremen
- Rental tool operators expanding accessory compatibility
Built for the demands of East Africa's toughest job sites — this adapter is a smart, cost-effective investment that multiplies the capability of your existing SDS Max machine.

