# Hole saw Dedra 08W178 — diameter 17.8 cm, for metal, stainless steel, aluminium, plastic, wood

**URL:** https://aio.lv/en/product--dedra-08w178--11943283
**Data updated:** 2026-03-10 11:48 (EET)
**Category:** Drill Bits
**Manufacturer:** Dedra
**Manufacturer code:** 08W178
**EAN:** 5902628082039
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 26.99 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 22.31 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--dedra-08w178--11943283

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 10.07.2026 | free |
| Pickup points | 15.07.2026 | 1.99 EUR |
| Courier delivery to door | 15.07.2026 | 4.99 EUR |

## Summary description

Dedra 08W178 is a single-piece hole saw with a 17.8 cm diameter designed for cutting openings in metal, stainless steel, aluminium, plastic and wood. The tool suits drilling large holes for installations, pipes, vents and cable passages. Compatible with standard drill arbors; intended for workshop and construction tasks requiring wide-diameter holes.

## Long description

Dedra 08W178 is a single-piece hole saw with a 17.8 cm cutting diameter designed to create large, precise openings in a variety of materials. Intended for workshop and construction tasks, this hole saw cuts through metal, stainless steel, aluminium, plastic and wood and is compatible with standard drill arbors for straightforward mounting and use.
Advantages
The one-piece construction provides stability and reduces vibration during cutting, which helps achieve cleaner edges and longer tool life. Its 17.8 cm diameter allows efficient formation of wide holes for installations such as ducts, pipes and cable passages. The geometry and material of the cutting edge are optimized for mixed-material use, enabling transitions between wood, plastics and non-ferrous metals without the need to change tools.
Suitable for
 Cutting openings for ventilation ducts and exhausts
 Creating passages for plumbing and piping installations
 Making large cable entry holes in walls and panels
 Fabrication and fitting tasks in metalworking and carpentry workshops
Key specifications
 Cutting diameter: 17.8 cm
 Construction: single-piece hole saw
 Compatible mounting: standard drill arbor
 Suitable materials: metal, stainless steel, aluminium, plastic, wood
 Typical applications: large-diameter hole cutting for installations
How to use
Securely mount the hole saw on an appropriate arbor and ensure the arbor is correctly fitted to the drill. Mark the center point of the required opening and, where possible, clamp the workpiece to prevent movement. Begin drilling at low speed to establish the pilot point, then increase speed as stability permits. Apply steady, moderate pressure and allow the tool to cut without forcing; withdraw periodically to clear chips and reduce heat buildup. After cutting, deburr the edge as needed for a clean finish.
Usage recommendations
Use appropriate personal protective equipment, including safety goggles and gloves. Select drill speed and feed rate according to the material: lower speeds for stainless steel and harder metals, higher speeds for wood and plastics. For prolonged metal cutting, consider intermittent cutting and cooling intervals to avoid overheating and preserve the cutting edge.

## Specifications

| Feature | Value |
|---|---|
| Diameter | 178 mm |
| Suitable for materials | Metal, Stainless steel, Aluminium, Plastic, Wood |
| Number of pieces | 1 pc(s) |

## FAQ

### How much does the Hole saw Dedra 08W178, 17.8 cm cost, and is it available for purchase?

The price is 26.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 80 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 10.07.2026 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 Dedra 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 Dedra 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/11943283/67490071_large.webp