# IRWIN 10502854 Step Drill Bit 3.5 cm

**URL:** https://aio.lv/en/product--oem-7995451--12486884
**Data updated:** 2026-08-06 04:18 (EEST)
**Category:** Drill Bits
**Manufacturer:** OEM
**Manufacturer code:** 7995451
**EAN:** 0038548111056
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 72.99 €
**Prices and availability valid until:** 2026-10-23 23:59
**Price without VAT (21%):** 60.32 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--oem-7995451--12486884

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 02.10.2026 | free |
| Pickup points | 07.10.2026 | 1.99 EUR |
| Courier delivery to door | 07.10.2026 | 4.99 EUR |

## Summary description

IRWIN 10502854 step drill bit with a diameter of 3.5 cm, designed for drilling precise holes in various materials. Ideal for professional construction, metalworking, and DIY projects, ensuring clean cuts and efficient performance across multiple step sizes.

## Long description

The IRWIN 10502854 step drill bit with a diameter of 3.5 cm is engineered for drilling precise holes in various materials. This versatile accessory is ideal for professional construction, metalworking, and DIY projects, ensuring clean cuts and efficient performance across multiple step sizes. Built to meet demanding project requirements, it offers reliable results and consistent operation in workshop environments.
Advantages
This step drill bit features a single flute design that provides maximum drilling control when working into sheet metal, ensuring perfect round holes every time. The self-centring point eliminates the need for centre punching by preventing the bit from walking across the surface. Constructed from industrial grade M7 high speed steel, it delivers durable performance and reliable wear resistance. Additionally, the flatted shank design prevents the drill bit from slipping securely held within the drill chuck during intensive operation.
Suitable for
Drilling sheet metal
Professional construction tasks
Metalworking applications
DIY projects requiring step drilling
When it may not be suitable
This step drill bit may not be suitable for heavy-duty drilling in extremely thick solid metals beyond the capacity of standard step configurations. It is also not optimized for drilling in masonry, concrete, or dense wood materials where specialized drill bits are required.
Key specifications
Drill bit type: Step drill bit
Drill bit diameter: 3.5 cm (5-35mm range)
Material composition: Industrial grade M7 high speed steel
Shank type: Flatted shank
Flute type: Single flute design
How to use
To use the step drill bit, secure it firmly into the chuck of your drilling tool, ensuring the flatted shank is properly aligned to prevent slippage. Position the self-centring tip directly on the targeted spot of the sheet metal without requiring a preliminary centre punch. Apply steady, moderate pressure while operating the drill at an appropriate speed to progress smoothly through the various step diameters until the desired hole size is achieved.
What to consider before purchase
Verify that your drilling equipment is compatible with standard step drill bits
Check the maximum material thickness to ensure it matches the step drill specifications
Confirm the required hole diameter aligns with the 3.5 cm maximum size of this model
Usage recommendations
Always wear appropriate personal protective equipment, including safety glasses, when operating power tools and drilling metal. Maintain a steady drilling speed and use appropriate cutting fluid if necessary to prolong the lifespan of the M7 high speed steel cutting edge.

## Specifications

| Feature | Value |
|---|---|
| Proper use | Drill |
| Suitable for materials | Sheet metal |
| Drill bit diameter | 35 mm |
| Drill bit type | Step drill bit |

## FAQ

### How much does the IRWIN 10502854 Step Drill Bit cost, and is it available for purchase?

The price is 72.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 8 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 02.10.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can IRWIN 10502854 Step Drill Bit be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All OEM products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized OEM service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/12486884/68813622_large.webp