# Step Drill Bit Set Rockforce RF-44705 HSS 4-piece in metal case

**URL:** https://aio.lv/en/product--rockforce-rf-44705--12374000
**Data updated:** 2026-04-26 20:46 (EEST)
**Category:** Drill Bits
**Manufacturer:** Rockforce
**Manufacturer code:** RF-44705
**EAN:** 5906692115822
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 19.49 €
**Prices and availability valid until:** 2026-07-24 23:59
**Price without VAT (21%):** 16.11 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--rockforce-rf-44705--12374000

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.89 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

Rockforce RF-44705 is a 4-piece HSS step (cone) drill bit set supplied in a metal case. Designed for drilling and enlarging holes in sheet metal and thin materials, each stepped bit provides multiple diameter stages for incremental cutting. The set suits professional and DIY use where variable hole sizes are required without changing tools.

## Long description

Rockforce RF-44705 HSS 4-piece step drill bit set in a metal case is a compact kit for drilling and enlarging round holes in sheet metal and other thin materials. Each stepped (cone) bit contains multiple cutting diameters along its length, allowing progressive drilling of a range of hole sizes without frequently changing tools. The HSS construction is intended to ensure cutting durability and heat resistance during typical metalworking and light fabrication tasks.
Advantages
The set provides fast size changes because each step drill covers several diameters, reducing tool changes and setup time. Supplied in a sturdy metal case, the four-piece kit keeps bits organized and protected in transport and storage. High-speed steel (HSS) material gives a balance of hardness and toughness suitable for drilling thin metals as well as plastics and some composite panels.
Suitable for
Drilling and enlarging holes in sheet metal and thin-gauge steel
Creating clean circular holes in aluminium, brass, and other soft metals
Working on HVAC ducting, electrical panels, and metal enclosures
DIY projects and workshop use where multiple hole sizes are needed
When it may not be suitable
This step drill bit set is designed for sheet materials and thin workpieces; it is not intended for heavy-duty drilling in thick solid steel, cast iron, or large structural components. For materials harder than typical soft or thin metals, carbide or specialized bit types may be required. Using the bits at excessive feed or without proper cooling can shorten tool life.
Key specifications
Number of pieces: 4 stepped (cone) drill bits
Material: High-Speed Steel (HSS)
Intended use: drilling and enlarging holes in sheet metal and thin materials
Storage: supplied in a metal case for protection and organization
How to use
Secure the workpiece and mark the desired hole center. Select the stepped bit whose range includes the target diameter and mount it in a drill or drill press with appropriate chuck tightness. Begin drilling at low speed, applying steady, moderate pressure and allowing the bit to cut through progressively larger steps. For metal work, use cutting fluid or coolant where appropriate to reduce heat and prolong bit life. After reaching the final step, withdraw the bit while the drill is running slowly to clear chips.
What to consider before purchase
Confirm the step diameter ranges of the included bits match the hole sizes you need
Consider material compatibility — HSS is suited for thin metals, plastics, and soft alloys
Check drill chuck size and machine speed range to ensure safe use with stepped bits
Expect that very hard or thick materials may require different drill bit types
Usage recommendations
Use moderate drill speed and steady pressure, apply cutting fluid for metal to extend bit life, and store bits in the metal case to prevent damage and loss. For best results on thicker panels, progress through the steps slowly and avoid overheating.

## FAQ

### How much does the Rockforce RF-44705 HSS 4-piece step drill set cost, and is it available for purchase?

The price is 19.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 7 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 14.07.2026 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. All transactions are 100% secure and encrypted.

### 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 Rockforce 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 Rockforce 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