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84800B Impact Extension Bar | ½”Dr. Ball Retainer-
84800B Impact Extension Bar | 1/2″ Dr. Ball Retainer
- Rallonge impact
- wpływ post
- Schlagpfosten
- Alargaderas de impacto
- تأثير آخر
- โพสต์ผลกระทบ
- DIN 3121- ISO 1174
- DIN 3129- ISO 2725-2
- 氣動沖擊接桿
Impact Extension Bar (Model 84800B) is a professional 1/2″ drive accessory engineered for maximum safety and torque transmission. Manufactured by Hans Tools, this series is defined by its Integrated Ball Retainer system, a critical safety feature for high-velocity impact applications. Forged from premium Chrome Molybdenum (Cr-Mo), the 84800B provides the necessary reach for recessed fasteners while ensuring that the socket remains mechanically locked to the extension under extreme vibrational loads.
| ITEM NO. | mm | inch |  g |  pcs |
|---|---|---|---|---|
| 84800B-3 | 75 | 3 | 170 | 10 |
| 84800B-4 | 100 | 4 | 200 | 10 |
| 84800B-5 | 125 | 5 | 230 | 10 |
| 84800B-6 | 150 | 6 | 270 | 10 |
| 84800B-8 | 200 | 8 | 360 | 5 |
| 84800B-10 | 250 | 10 | 440 | 5 |
| 84800B-12 | 300 | 12 | 520 | 5 |
| 84800B-16 | 400 | 16 | 690 | 5 |
Feature
Cr-Mo Metallurgy & Ball Lock Safety
The 84800B Impact Extension Bar is built for mission-critical mechanical service:
- High-Strength Chrome Molybdenum (Cr-Mo): The defining professional feature of the 84800B is its Cr-Mo alloy construction. This material is specifically chosen for its superior tensile strength and ability to resist fracturing under the high-frequency impact loads that would snap standard chrome-vanadium extensions.
- Integrated Ball Lock System: Features a spring-loaded ball lock on the male drive end. This ensures a positive, “fail-safe” connection to the impact socket, preventing tool separation during high-speed rotation—a critical safety requirement for industrial environments.
- Corrosion-Resistant Phosphatized Surface: The industrial black phosphate finish provides superior oil and rust resistance, ensuring the extension maintains its structural integrity even in harsh outdoor or chemical-exposed service bays.
- International Standards Compliance: Manufactured to meet DIN 3121 / ISO 1174 and DIN 3129 / ISO 2725-2 specifications, ensuring dimensional accuracy and safety under extreme torque.
B2B Procurement & Industrial ROI
- Essential for Automotive & Energy MRO: This Impact Extension Bar is a staple for Fleet Managers and Construction Supervisors who need to adapt impact tools for deep-set fasteners in engine blocks and structural assemblies.
- Multiple Industrial Lengths: Available in standard professional sizes including 75mm (3″), 125mm (5″), and 250mm (10″) to cover all workshop reach requirements.
- Extended Service Life: Hans Tools’ precision forging process minimizes “energy loss” through the extension, ensuring that the maximum torque from the impact wrench reaches the fastener while protecting the tool’s drive squares from premature wear.
