Spiral Flute HSS 4341 Step Drill Bit 4-30mm [AK4748]
The Spiral Flute HSS 4341 Step Drill Bit 4-30mm is engineered for accurate drilling tasks, pairing high-speed HSS 4341 spiral flute step drill with spiral flutes for efficient.
- Delivery 2-4 working days (Mon-Sat delivery between 08:00 and 17:00)
- Premium Courier Service: Trackable delivery to your business premises
- 14-day hassle-free return policy — no questions asked
- 24/7 Customer Support: Help is always available, day or night
- Description
- Specification
- Additional information
- Safety Data Sheet
- SDS & Product Manuals
- Reviews (0)
Description
• SPIRAL FLUTE – High-speed HSS 4341 spiral flute step drill.
• SWARF CLEARANCE – Spiral flutes for efficient swarf clearance.
• PRECISION – Allows clog-free precision drilling of 14 different size holes between 4-30mm with just one bit.
• SIZES – Ø4-30mm in 2mm increments.
• STORAGE – Supplied in plastic storage case.
- Size Coverage: Ø4-30mm
- Nett Weight: 0.188kg
- Barcode: 5054630528026
- SKU: AK4748
- UPC: 5054630528026
Additional information
| Weight | 0.188 kg |
|---|
Only logged in customers who have purchased this product may leave a review.

![Spiral Flute HSS 4341 Step Drill Bit 4-30mm [AK4748]](https://powerhub-s3-london.s3.eu-west-2.amazonaws.com/media/2026/10/21183736/1Q_Kg4bWGJwYa_pvOINSOGvc3rZeS_Zjpw2000.webp)

![Spiral Flute HSS 4341 Step Drill Bit 4-30mm [AK4748] - Image 3](https://powerhub-s3-london.s3.eu-west-2.amazonaws.com/media/2026/10/21183804/1h3TrVyhfNpPfTj0H0YKQjsESlQKCMWp5w2000.webp)
![Spiral Flute HSS 4341 Step Drill Bit 4-30mm [AK4748] - Image 4](https://powerhub-s3-london.s3.eu-west-2.amazonaws.com/media/2026/10/21183819/1WxG_Wq2zId_O1-ZpKttc2QqAACXyIOF6w2000.webp)
![Spiral Flute HSS 4341 Step Drill Bit 4-30mm [AK4748] - Image 5](https://powerhub-s3-london.s3.eu-west-2.amazonaws.com/media/2026/10/21183834/1nR-wjIfw-RzlTiuPEXec7NSFGoan2AZnw2000.webp)
![Spiral Flute HSS 4341 Step Drill Bit 4-30mm [AK4748] - Image 6](https://powerhub-s3-london.s3.eu-west-2.amazonaws.com/media/2026/10/21183845/AK4748.V2_DFC1688643__30351.1758908128.webp)
![Spiral Flute HSS 4341 Step Drill Bit 4-30mm [AK4748] - Image 7](https://powerhub-s3-london.s3.eu-west-2.amazonaws.com/media/2026/10/21183854/f58a5c53-d3c5-4e70-bd49-c692d4878796__62124.1765296667.webp)
![Spiral Flute HSS 4341 Step Drill Bit 4-30mm [AK4748] - Image 8](https://powerhub-s3-london.s3.eu-west-2.amazonaws.com/media/2026/10/21183906/AK4748.V2_STRAIGHT_DFC1688646__51162.1758908128.webp)
![Spiral Flute HSS 4341 Step Drill Bit 4-30mm [AK4748] - Image 9](https://powerhub-s3-london.s3.eu-west-2.amazonaws.com/media/2026/10/21183917/AK4748.V2_ACT_CLOSE_DFC1929421__21689.1758908132.webp)
![Spiral Flute HSS 4341 Step Drill Bit 4-30mm [AK4748] - Image 10](https://powerhub-s3-london.s3.eu-west-2.amazonaws.com/media/2026/10/21183930/AK4748.V2_ACT_IN_DRILL_DFC1929422__45706.1758908132.webp)
![Spiral Flute HSS 4341 Step Drill Bit 4-30mm [AK4748] - Image 11](https://powerhub-s3-london.s3.eu-west-2.amazonaws.com/media/2026/10/21183946/AK4748.V2_ACT_IN_USE_DFC1929423__41847.1758908133.webp)
![Spiral Flute HSS 4341 Step Drill Bit 4-30mm [AK4748] - Image 12](https://powerhub-s3-london.s3.eu-west-2.amazonaws.com/media/2026/10/21184000/e8bf98e5-43bd-4d35-a655-fab88c3891ea__77322.1773741906.webp)
![Spiral Flute HSS 4341 Step Drill Bit 4-30mm [AK4748] - Image 13](https://powerhub-s3-london.s3.eu-west-2.amazonaws.com/media/2026/10/21184015/c1794d63-e876-4e82-a0b9-992e2b575515__75082.1773741908.webp)
![Spiral Flute HSS 4341 Step Drill Bit 4-30mm [AK4748] - Image 14](https://powerhub-s3-london.s3.eu-west-2.amazonaws.com/media/2026/10/21184026/e47e6e64-0cd9-4950-8eeb-b2860198725c__75177.1773741908.webp)
























Reviews
There are no reviews yet.