1. Informació de seguretat
Prioritzeu sempre la seguretat quan feu servir eines elèctriques. Si no seguiu aquestes instruccions, podeu patir descàrregues elèctriques, incendis i/o lesions greus.
- Porteu protecció ocular: Always wear appropriate eye protection to guard against flying debris.
- Peça de treball segura: Ensure the workpiece is stable and secured before operating the wrench.
- Mantenir una subjecció ferma: Hold the tool firmly with both hands to maintain control during operation.
- Mantingueu la zona de treball neta: Assegureu-vos que l'àrea de treball estigui ben il·luminada i lliure d'obstacles.
- Desconnecteu l'alimentació: Always disconnect the power cord from the outlet before making any adjustments, changing accessories, or storing the tool.
- Eviteu condicions humides: Do not operate the impact wrench in damp o llocs humits.
- Inspeccioneu el cable: Regularly inspect the power cord for damage. Do not use if the cord is frayed or cut.
- Utilitzeu els accessoris correctes: Only use impact-rated sockets and accessories designed for a 1/2-inch square drive.
2. Producte acabatview
The Mastercraft 8.5A 1/2-inch Corded Impact Wrench is engineered for high-demand torque projects and heavy-duty fastening applications. Its robust design ensures reliable performance.

Figure 1: Mastercraft 8.5A 1/2-inch Corded Impact Wrench. This image displays the overall design of the impact wrench, highlighting its ergonomic grip and durable housing.
Les característiques clau inclouen:
- Motor potent: 8.5A motor provides ampel poder.
- Sortida de parell alt: Delivers 350 ft-lbs of torque.
- Rendiment eficient: Achieves 2,100 RPM and 2,700 BPM.
- Construcció duradora: Features an aluminum alloy housing for outstanding strength.
- Convenient Cord: Equipped with an extra-long 10' (3 m) trade-length, oil-resistant, cold weather-rated power cord (-20°C).
- Fàcil operació: Forward/reverse rocker switch for simple one-handed use.

Figure 2: The Mastercraft Impact Wrench in action, demonstrating its capability to drive a lag bolt into a wooden beam. This illustrates the tool's practical application for heavy-duty fastening.
3. Configuració
3.1 Connectant els endolls
- Ensure the impact wrench is unplugged from the power source.
- Select the appropriate 1/2-inch square drive impact-rated socket for your application.
- Align the square opening of the socket with the 1/2-inch square drive anvil on the tool.
- Push the socket firmly onto the anvil until it locks securely in place. Pull gently on the socket to ensure it is properly seated and will not detach during use.
3.2 Connexió d'alimentació
The impact wrench is corded and requires a standard electrical outlet.
- Ensure the power cord is fully extended and free from kinks or damage.
- Plug the 10' (3 m) power cord into a compatible electrical outlet.
- The cord is oil-resistant and cold weather-rated (-20°C) for durability in various environments.
4. Instruccions de funcionament
4.1 Funcionament endavant/enrere
The impact wrench features a convenient forward/reverse rocker switch for easy one-handed operation.
- Per seleccionar endavant (tightening) rotation, push the rocker switch to the appropriate side.
- Per seleccionar revés (loosening) rotation, push the rocker switch to the opposite side.
- Ensure the switch is fully engaged in the desired position before starting the tool.
4.2 Funcionament general
- With the correct socket attached and the power cord connected, select the desired rotation direction (forward for tightening, reverse for loosening).
- Place the socket firmly onto the fastener (e.g., lug nut, lag bolt).
- Squeeze the trigger to start the impact wrench. The tool will deliver powerful impacts to loosen or tighten the fastener.
- Deixeu anar el disparador per aturar l'eina.
- For optimal performance and to prevent damage to fasteners, avoid over-tightening.
5. Manteniment
Regular maintenance ensures the longevity and safe operation of your Mastercraft Impact Wrench.
- Neteja: Keep the tool's ventilation openings clear and free from dust and debris. Use a soft, damp drap per netejar l'exterior. No utilitzeu productes químics agressius ni netejadors abrasius.
- Inspecció del cable: Periodically inspect the power cord for any signs of wear, cuts, or damage. Replace a damaged cord immediately by a qualified service technician.
- Emmagatzematge: Store the impact wrench in a dry, secure location out of reach of children. Avoid storing in areas with extreme temperatures or high humidity.
- Lubricació: Aquesta eina està dissenyada per a un funcionament sense manteniment pel que fa a la lubricació interna. No intenteu lubricar components interns.
6. Solució De Problemes
Si teniu problemes amb la clau d'impacte, consulteu els passos habituals següents per a la resolució de problemes:
- L'eina no s'inicia:
- Comproveu si el cable d'alimentació està ben connectat a una presa de corrent que funcioni.
- Inspeccioneu el cable d'alimentació per veure si hi ha danys visibles.
- Ensure the forward/reverse rocker switch is fully engaged in either direction.
- Potència/Rendiment reduït:
- Verify that the correct size and type (impact-rated) of socket is being used.
- Ensure the socket is fully seated on the anvil.
- Check for any obstructions in the ventilation openings that might cause overheating.
- Vibració/soroll excessiu:
- Ensure the socket is properly attached and the fastener is correctly aligned.
- If the issue persists, discontinue use and contact customer service.
7. Especificacions
| Característica | Especificació |
|---|---|
| Fabricant | Mestratge |
| Motor | 8.5A |
| Torque | 350 peus-lbs |
| Velocitat sense càrrega (RPM) | 2,100 RPM |
| Impacts Per Minute (BPM) | 2,700 BPM |
| Mida de la unitat | Quadrat de 1/2 polzada |
| Longitud del cable d'alimentació | 10' (3 m) |
| Power Cord Features | Oil resistant, cold weather-rated (-20°C) |
| Material de l'habitatge | Aliatge d'alumini |
| Pes de l'article | 7 kg (8 lliures) |
| Dimensions del paquet | 32.5 x 27.5 x 10.2 cm; 4.1 kg |
8. Garantia i Suport
For warranty information, technical support, or service inquiries, please refer to the warranty card included with your product or contact Mastercraft customer service directly. Keep your proof of purchase for any warranty claims.
Atenció al client: Please visit the official Mastercraft weblloc web o consulteu l'embalatge del producte per obtenir les dades de contacte.





