1. Producto terminadoview
The Sealey SA621 is a robust 13mm Ø air drill designed for professional and demanding applications. It features a composite lightweight moulded housing that reduces the effects of chill on the operator's hands, enhancing comfort during prolonged use. The drill is fully reversible with a convenient thumb control located above the motor housing, allowing for easy direction changes. Its air motor is equipped with quality bearings, ensuring smooth and powerful operation. A built-in muffler in the handle exhaust helps to reduce noise levels, contributing to a quieter working environment. The drill is fitted with a Jacobs keyless chuck, enabling fast and efficient bit changes.

Figura 1.1: Frente view of the Sealey SA621 Air Drill, showcasing its ergonomic design, keyless chuck, and auxiliary handle.
2. Instrucciones de seguridad
Always adhere to general workshop safety practices when using this equipment. Ensure that all safety warnings and instructions are read and understood before operating the drill. Failure to do so may result in electric shock, fire, and/or serious injury.
2.1. Equipo de protección individual (EPI)
- Always wear approved eye protection (safety glasses or goggles) to protect against flying debris.
- Wear hearing protection (earplugs or earmuffs) to prevent noise-induced hearing loss, especially during prolonged use.
- Wear appropriate work gloves to improve grip and protect hands.
- Do not wear loose clothing, ties, or jewelry that could get caught in moving parts. Tie back long hair.
2.2. Air Supply Safety
- Ensure the air supply is clean and dry. Moisture in the air line can damage the tool.
- Do not exceed the maximum recommended air pressure for the tool (refer to specifications).
- Desconecte siempre el suministro de aire antes de cambiar accesorios, realizar mantenimiento o cuando la herramienta no esté en uso.
- Nunca apunte la herramienta neumática o la manguera de aire hacia usted mismo ni hacia otras personas.
2.3. Seguridad en el área de trabajo
- Mantenga el área de trabajo limpia, bien iluminada y libre de obstáculos.
- Asegúrese de que haya una ventilación adecuada, especialmente cuando trabaje con materiales que produzcan polvo o humos.
- Secure the workpiece firmly to prevent movement during drilling.
3. Contenido del paquete
Upon opening the package, please verify that all components are present and undamaged. If any items are missing or damaged, contact your supplier immediately.
- 1 x Sealey SA621 Air Drill with 13mm Keyless Chuck
4. Configuración
4.1. Conexión al suministro de aire
- Asegúrese de que su compresor de aire sea capaz de proporcionar la presión y el volumen de aire necesarios (consulte las especificaciones).
- Connect a suitable air hose (minimum 3/8" I.D.) to the air inlet of the drill. It is recommended to use an in-line air filter/lubricator unit to ensure clean, lubricated air supply.
- Asegure todas las conexiones para evitar fugas de aire.
- Set the air compressor regulator to the recommended operating pressure.
4.2. Installing Drill Bits (Keyless Chuck)
- Ensure the air supply is disconnected from the drill.
- Gire el collar del mandril en sentido antihorario para abrir las mordazas del mandril.
- Inserte la broca completamente en el mandril, asegurándose de que esté centrada.
- Rotate the chuck collar clockwise to tighten the jaws firmly around the drill bit. Hand-tighten only; do not use tools to overtighten.
- Verify the bit is securely held before reconnecting the air supply.

Figura 4.1: Lado view of the Sealey SA621 Air Drill, showing the auxiliary handle attachment point and the keyless chuck.
5. Instrucciones de funcionamiento
5.1. Arranque y parada
- To start the drill, depress the trigger. The speed is controlled by the amount of trigger depression.
- Para detener el taladro, suelte el gatillo.
5.2. Función reversible
The drill features a reversible function for driving screws or extracting bits. The direction control is a thumb switch located above the motor housing.
- Empuje el interruptor hacia la izquierda para girar hacia adelante (en el sentido de las agujas del reloj).
- Empuje el interruptor hacia la derecha para girar en sentido inverso (en sentido antihorario).
- Asegúrese siempre de que el taladro se haya detenido por completo antes de cambiar la dirección de rotación.
5.3. Técnicas de perforación
- Always apply steady, even pressure. Do not force the drill, allow the tool to do the work.
- For drilling into metal, use a center punch to mark the drilling point to prevent the bit from wandering.
- Use appropriate drill bits for the material being drilled.
- Clear chips regularly, especially when drilling deep holes, to prevent overheating and binding.
- When drilling through thin materials, place a scrap piece of wood underneath to prevent splintering or tearing.

Figure 5.1: The Sealey SA621 Air Drill in operation, demonstrating its use for precision drilling in automotive applications.

Figura 5.2: Otro view of the Sealey SA621 Air Drill being used on a vehicle panel, highlighting its maneuverability.
6. Mantenimiento
Regular maintenance ensures the longevity and optimal performance of your Sealey SA621 Air Drill. Always disconnect the air supply before performing any maintenance.
6.1. Lubricación
- Air tools require regular lubrication. Add a few drops of good quality air tool oil into the air inlet before and after each use, or if the tool is stored for an extended period.
- If using an in-line lubricator, ensure it is filled with air tool oil and adjusted correctly.
6.2. Limpieza y almacenamiento
- Clean the exterior of the drill with a damp paño. No utilice disolventes fuertes.
- Store the drill in a dry, secure location, away from direct sunlight and extreme temperatures.
- If storing for an extended period, apply a light coat of oil to metal parts to prevent corrosion.
6.3. Mantenimiento del mandril
- Inspeccione periódicamente las mordazas del mandril para detectar desgaste o daños. Reemplácelas si es necesario.
- Mantenga las mordazas del mandril limpias y libres de residuos para garantizar un agarre adecuado de las brocas.
7. Solución de problemas
This section addresses common issues you might encounter with your Sealey SA621 Air Drill. For problems not listed here, contact qualified service personnel.
| Problema | Posible causa | Solución |
|---|---|---|
| Drill loses power or runs slowly. | Low air pressure; insufficient air volume; clogged air filter; lack of lubrication. | Check compressor pressure and hose size; clean/replace air filter; lubricate tool. |
| Chuck does not hold bit securely. | Chuck jaws worn or dirty; bit shank damaged. | Clean chuck jaws; replace worn chuck; use bits with undamaged shanks. |
| Ruido o vibración excesivos. | Lack of lubrication; internal damage; loose components. | Lubricate tool; inspect for loose parts; if problem persists, seek professional service. |
8. Especificaciones
The following table provides the technical specifications for the Sealey SA621 Air Drill.
| Característica | Detalle |
|---|---|
| Marca | Sealey |
| Número de modelo | SA621 |
| Tamaño de Chuck | 13mm Ø (Keyless) |
| Fuente de poder | Wind Powered (Air) |
| Velocidad máxima de rotación | 800 RPM |
| Número de velocidades | 1 |
| Material | Composite Housing |
| Peso del artículo | 1.53 kilogramos (3.37 libras) |
| Dimensiones del producto | 0.39" de largo x 0.39" de ancho x 0.39" de alto (aproximado) |
| Características especiales | Keyless Chuck, Lightweight, Reversible, Muffler |
9. Garantía y soporte
Sealey products are manufactured to high standards and, subject to proper use and maintenance, will give years of trouble-free performance. This product is covered by a manufacturer's warranty.
9.1. Información de garantía
The EU Spare Part Availability Duration for this product is 1 year. For specific warranty terms and conditions, please refer to the warranty card included with your product or visit the official Sealey webSitio. Conserve su comprobante de compra para reclamaciones de garantía.
9.2. Atención al cliente
For technical assistance, spare parts, or service inquiries, please contact your authorized Sealey dealer or visit the official Sealey website for contact information. When contacting support, please have your product model number (SA621) and serial number (if applicable) ready.





