Bosch EXPERT HEX-9 Multi-Construction TCT Drill Bit - 7 x 100mm

Name: Bosch EXPERT HEX-9 Multi-Construction TCT Drill Bit - 7 x 100mm
Brand: Bosch
SKU: dvqgewzipc
Availability: InStock

This highly versatile drill bit can drill accurately into hard materials, such as granite, without...

Best current price£4.13from Power Tools Direct

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OnBuy.comBosch Expert Hex-9 Multi Construction Drill Bit 7 X 60 X 100 Mm, Carbide, Hex Shank. 6949509251077

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Product Information

Full details

The Bosch EXPERT HEX-9 Multi-Construction TCT Drill Bit is designed for professionals and DIY enthusiasts who need a single, highly versatile drill bit for a wide range of hard materials. Its key benefit is accurate drilling into tough surfaces like granite and concrete without skidding, saving time and the need to switch bits. A potential caveat is that while versatile, specialized bits may offer superior performance for extremely demanding or repetitive tasks in a single material.

All features

Model Part Number	2608902262
Brand	Bosch

Extended Product Information

FAQs

Can this bit be used for drilling into metal?

Yes, the EXPERT HEX-9 Multi-Construction TCT Drill Bit can drill into sheet metal and other metals. Use it on the rotary setting for best results.

What is the difference between rotary and impact mode for this bit?

Rotary mode is for general drilling in materials like wood, metal, and soft tile. Impact mode, which adds hammering action, is recommended for harder materials like concrete and stone.

How does Bosch Centering Geometry improve drilling accuracy?

This feature helps the drill bit start precisely on the marked spot, preventing the bit from wandering or skidding, thus ensuring a more accurate hole location.

What are the dimensions of the specific drill bit model?

The model described is 7mm in diameter and 100mm in length, with a 70mm drilling depth.

Is this drill bit suitable for porcelain tiles?

The product description mentions 'soft tile'. For very hard porcelain tiles, a specialized tile or glass drill bit might be more effective. This bit is best suited for softer ceramic tiles.

How do I ensure maximum torque transfer?

Ensure the hex shank is fully inserted and securely gripped by your drill's chuck or hex holder. Using a drill with a strong torque setting will also contribute to efficient power transfer.

Can I use this bit with a standard hammer drill?

Yes, this bit is designed to be used with hammer drills, particularly in impact mode for concrete and stone, and in rotary mode for other materials.

Troubleshooting

Drill bit is skidding on material surface.

Ensure the drill bit's sharp tip is properly centered before starting. Use a slower speed and apply steady, even pressure. For very hard surfaces, consider pre-drilling with a smaller pilot hole if possible.

Drill bit is not engaging with impact mode.

Confirm that your drill is set to impact mode and that the drill bit is securely seated in the chuck. Not all materials are suitable for impact drilling; switch to rotary mode for softer materials.

Slow drilling speed or bit overheating.

Reduce the drill speed and apply consistent pressure. Ensure the material is suitable for the selected drill mode (rotary vs. impact). Clean any debris from the hole as you drill.

Bit does not fit securely in the chuck.

Verify that your drill chuck is compatible with the hex shank of the drill bit. If using a standard three-jaw chuck, ensure it is tightened sufficiently around the hex shank. If using a 1/4" hex holder, ensure it is fully engaged.

Pros and Cons

Pros

Extremely versatile, reducing the need for multiple drill bits.
Offers accurate drilling even in hard materials like granite.
Durable construction with optimized carbide for longevity.
Secure connection via hex shank ensures efficient torque transfer.
Adaptable for use in both impact and rotary modes.

Cons

May not outperform specialized bits for very specific, high-volume tasks.
Requires a drill with a hex shank holder or appropriate chuck adapter.
The 7mm size may not be suitable for all project requirements.

Setup, Compatibility & Care

Setup: Insert the drill bit shank into your power drill's chuck. Ensure a secure grip by tightening the chuck, especially when using in impact mode. For drills with a 1/4" internal hex holder, the bit can be inserted directly.

Compatibility: This drill bit is compatible with standard three-jaw drill chucks and 1/4" internal hex tool holders. It can be used with drills that offer both rotary and impact modes. Ensure your drill's power and speed settings are appropriate for the material being drilled.

Care: After use, clean any dust or debris from the bit. Store the drill bit in a dry place to prevent corrosion. Regularly inspect the tip for any signs of wear or damage. For prolonged life, avoid overheating by using appropriate speeds and not forcing the bit through the material.