# Drill bit Proline 91230, metal, Ø12 mm, length 300 mm, 1 pc

**URL:** https://aio.lv/en/product--proline-91230--11718018
**Data updated:** 2026-03-08 11:19 (EET)
**Category:** Drill Bits
**Manufacturer:** Proline
**Manufacturer code:** 91230
**EAN:** 5903755912305
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 7.49 €
**Prices and availability valid until:** 2026-07-15 23:59
**Price without VAT (21%):** 6.19 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--proline-91230--11718018

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 01.07.2026 | free |
| Pickup points | 06.07.2026 | 1.99 EUR |
| Courier delivery to door | 06.07.2026 | 4.99 EUR |

## Summary description

Single Proline 91230 metal drill bit with 12 mm diameter and 300 mm length. Designed for drilling metals and other hard materials, this straight shank bit provides precise holes for fabrication, repair and installation tasks. Supplied as one piece; suitable for use with compatible drills and drilling setups.

## Long description

Single Proline 91230 metal drill bit with 12 mm diameter and 300 mm overall length, supplied as one piece. The bit is designed for drilling metals and other hard materials in fabrication, maintenance and installation tasks. It features a straight shank intended for use in compatible hand drills and drill stands to produce precise, centered holes.
Advantages
The Proline 91230 drill bit offers improved durability and accurate centered drilling thanks to its specially shaped solid carbide insert and optimized flute geometry. Its construction provides effective chip evacuation and reduced loading during continuous drilling operations. Supplied as a single unit, the bit is easy to install and replace in a wide range of drilling setups.
Suitable for (tasks / use cases)
Drilling holes in metal sheets and structural steel
Fabrication and repair work in workshops
Installation of fasteners and through-holes in mechanical assemblies
Key specifications
Diameter: 12 mm
Overall length: 300 mm
Quantity: 1 piece
Shaft type: straight shank
Tip material: solid carbide insert for improved wear resistance
Flute type: double twist for faster chip removal
How to use
Secure the drill bit in a compatible chuck ensuring correct centring and firm clamping. Select an appropriate drilling speed and apply steady pressure to allow the carbide tip to cut efficiently; use cutting fluid when drilling metals to extend tool life and improve hole quality. Withdraw periodically to clear chips if drilling deep holes and inspect the bit for wear before reuse.
Usage recommendations
Use appropriate personal protective equipment, clamp workpieces securely, and match drill speed and coolant to the material being drilled. Replace the bit when signs of excessive wear or chipping appear to maintain hole accuracy and safety.

## Specifications

| Feature | Value |
|---|---|
| Length | 300 mm |
| Metal drill bits diameter | 12 |
| Number of drill bits | 1 pc(s) |

## FAQ

### How much does the Drill bit Proline 91230 Ø12 mm 300 mm cost, and is it available for purchase?

The price is 7.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 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 01.07.2026 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 Proline 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 Proline 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/11718018/67198707_large.webp