# Drill bit Proline 71645, metal, Ø 16 mm, length 450 mm, 1 pc

**URL:** https://aio.lv/en/product--proline-71645--11720519
**Data updated:** 2026-03-08 11:23 (EET)
**Category:** Drill Bits
**Manufacturer:** Proline
**Manufacturer code:** 71645
**EAN:** 5903755716453
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 13.49 €
**Prices and availability valid until:** 2026-07-16 23:59
**Price without VAT (21%):** 11.15 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--proline-71645--11720519

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 08.07.2026 | free |
| Pickup points | 13.07.2026 | 1.99 EUR |
| Courier delivery to door | 13.07.2026 | 4.99 EUR |

## Summary description

Proline 71645 is a single metal drill bit with a 16 mm diameter and 450 mm overall length. Designed for drilling holes in metal, this straight shank bit suits heavy-duty drilling applications and workshop use. It delivers precise hole dimensions and is intended for use with compatible drill machines and holders.

## Long description

Proline 71645 is a single metal drill bit with a straight shank, 16 mm diameter and 450 mm overall length. Designed for drilling holes in metal, this long bit is suitable for workshop and heavy-duty drilling applications where precise hole dimensions and compatibility with standard drill machines and holders are required.
Advantages
The Proline 71645 offers a long 450 mm length that enables deep-hole drilling and extended reach without frequent repositioning. Its 16 mm diameter provides consistent hole size for assembly and fastening tasks. The straight shank design ensures secure clamping in chucks and holders, while the single-piece construction reduces wobble and improves concentricity during rotation.
Suitable for
Drilling through metal sheets and plates
Workshop and industrial drilling setups
Preparing holes for bolts, rivets and threaded inserts
Use with drill presses and handheld drills equipped for long bits
Key specifications
Material application: metal drilling
Diameter: 16 mm
Overall length: 450 mm
Shank type: straight shank for chucks and holders
Quantity: 1 piece
How to use
Secure the Proline 71645 in a chuck or holder appropriate for a straight shank of this diameter and length. Select an appropriate drilling speed and feed for the metal being worked, and use cutting fluid or coolant as required to reduce heat and extend tool life. Begin drilling with light pressure to establish the pilot, then apply steady feed to complete the hole while maintaining alignment. Clear metal chips periodically to avoid clogging and overheating.
Usage recommendations
For best results when drilling metal, use appropriate cutting fluid, maintain moderate speeds for a 16 mm bit, and ensure the workpiece is firmly clamped. Inspect the bit for wear before use and replace if the cutting edges are dull to maintain hole accuracy.

## Specifications

| Feature | Value |
|---|---|
| Length | 450 mm |
| Metal drill bits diameter | 16 |
| Number of drill bits | 1 pc(s) |

## FAQ

### How much does the Drill bit Proline 71645 Ø16mm 450mm cost, and is it available for purchase?

The price is 13.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 200 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 08.07.2026 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/11720519/67193611_large.webp