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Precision reamers for Bosch VE Pump Shaft Bushings
The toolset includes the following:
- centering guide
- introduction mandrel
- ejection spindle
- manual reamer
Similar to the reference Bosch 1 688 010 124, 0 986 611 953, KDEP 1171
The Marbed 9826–9827 Series includes precision reamers and guided tool sets engineered for machining the shaft bushing (bearing bore) of Bosch VE rotary injection pumps.
These tools restore correct alignment and nominal diameter after bushing replacement, ensuring pump performance and longevity.
Available in two shaft diameters — 17 mm and 20 mm — and in two operation types:
Top Guided kits for maximum concentricity and accuracy, and Single Reamers for skilled users or spare applications.
Key Benefits
🎯 Guarantees precise reaming of Bosch VE pump shaft bushing bores
🧭 “Top Guided” kits ensure axial concentricity via aluminum guiding bush
👨🔧 “Single Reamers” provide flexibility and economy for expert users
⚙️ Perfect geometry for Bosch OEM equivalence
🇮🇹 Manufactured in Italy from high-grade, hardened steel
Key Features
Designed for Bosch VE rotary injection pumps
Available in Ø17 mm and Ø20 mm sizes
Precision-ground cutting edges for smooth finish
Compatible with Marbed extraction and insertion tooling
Equivalent to Bosch and KDEP reamer systems
Operational Functions
Used after bushing insertion to restore housing bore to nominal size
Ensures smooth shaft rotation and tight tolerances
Top Guided versions maintain perfect alignment during reaming
Single Reamers ideal as spare tools or for expert manual use
Technical Data
| Attribute | Option / Description |
| Application | Bosch VE rotary injection pump |
| VE Pump Shaft Diameter | 17 mm / 20 mm |
| Operation Type | Top Guided (with aluminum bush) / Single Reamer (unguided) |
| Material | Hardened tool steel |
| Finish | Precision ground |
| Origin | Made in Italy |
| Warranty | 24 months (European warranty) |
Variant Summary
| Marbed Code | VE Pump Shaft Diameter | Operation Type | Description | Bosch Ref. |
| 9826 | 17 mm | Top Guided | Complete kit with aluminum guiding bush for high concentricity | 0 986 611 946, KDEP1170 |
| 9826-A | 17 mm | Single Reamer | Hand reamer for skilled use or as spare | 0 986 611 951 |
| 9827 | 20 mm | Top Guided | Complete kit with aluminum guiding bush for Ø20 mm bushings | 0 986 611 953, KDEP 1171 |
| 9827-A | 20 mm | Single Reamer | Hand reamer for Ø20 mm bushings | 0 986 611 95 611 958 |
FAQ
Q1 – What’s the purpose of these tools?
They are used to finish and align the shaft bushing bore in Bosch VE pumps after bushing replacement.
Q2 – What’s the difference between Top Guided and Single Reamer?
Top Guided kits include an aluminum guide bush for perfect axial concentricity. Single Reamers are unguided and intended for skilled use or as spares.
Q3 – Which diameter do I need?
17 mm corresponds to standard Bosch VE pumps, 20 mm to later or larger versions.
Q4 – Are these equivalent to Bosch OEM tools?
Yes, equivalent to Bosch 0 986 611 946 / 951 / 953 and KDEP 1170 / 1171.
Q5 – Are the reamers sold separately?
Yes, Single Reamers (9826-A / 9827-A) are available individually or as part of the Top Guided kits.
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