# Twist drill bit KWB 421140 5 pc(s)

**URL:** https://aio.lv/en/product--kwb-421140--1972283
**Data updated:** 2026-01-06 11:07 (EET)
**Category:** Drill Bits
**Manufacturer:** KWB
**Manufacturer code:** 421140
**EAN:** 4009314211405
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 22.49 €
**Prices and availability valid until:** 2026-07-16 23:59
**Price without VAT (21%):** 18.59 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--kwb-421140--1972283

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 16.07.2026 | free |
| Pickup points | 21.07.2026 | 1.99 EUR |
| Courier delivery to door | 21.07.2026 | 4.99 EUR |

## Summary description

The KWB 421140 twist drill bit set includes 5 high-quality bits designed for precise drilling. With a right-hand rotation, these bits are perfect for various materials, ensuring durability and efficiency. Packaged in a convenient hanging box, they are easy to store and access. Ideal for both professionals and DIY enthusiasts.

## Long description

Twist drill bits KWB 421140 set of 5 are HSS, precision-ground drills with a 1/4" hexagon shank to ISO 1173 (E 6.3) and a 135° tip angle. They are right-hand cut type N and have a natural (self) finish. The set is supplied in a hanging box for easy storage and fits cordless drivers, drills and bit holders with a 1/4" hexagon drive according to ISO 1173.
Advantages
These KWB HSS twist drills offer precision-ground flutes for accurate hole positioning and consistent cutting performance. The 1/4" hex shank ensures secure engagement in quick-change chucks and bit holders, reducing slippage during use. The 135° tip provides better centring and longer life when drilling alloyed and mild steel, cast steel, die castings, sintered steel, non-ferrous metals and hard plastics.
Suitable for
Drilling alloyed and mild steel
Working with cast steel and die castings
Drilling sintered steel components
Drilling non-ferrous metals (aluminium, brass, copper)
Drilling hard plastics
Key specifications
Brand: KWB
MPN: 421140
EAN: 4009314211405
Type: HSS twist drill, right-hand cut, type N
Shank: 1/4" hexagon to ISO 1173 (E 6.3)
Tip angle: 135°
Finish: self colour (natural)
Set contents: 5 pieces
How to use
Mount the drill bit securely in a compatible 1/4" hex quick-change chuck or directly into a cordless driver/drill with a 1/4" hexagon drive. Use appropriate drilling speed and feed for the material: lower speeds and steady pressure for hard metals and higher speeds for softer metals and plastics. Apply cutting fluid when drilling steel or alloyed materials to extend tool life and improve chip removal. Retract the bit occasionally to clear chips when drilling deeper holes.
Usage recommendations
For best results, choose a drill speed and lubricant suitable for the workpiece material; wear eye protection and follow safe drilling practices. Store the set in its hanging box to protect the cutting edges when not in use.

## Specifications

| Feature | Value |
|---|---|
| Product colour | Silver |
| Proper use | Drill |
| Package type | Hanging box |
| Rotating direction | Right hand rotation |
| Suitable for materials | Plastic, Stainless steel, Sheet metal, Profile, Iron |
| Shank diameter | 6.35 mm |
| Shank shape | Hex shank |
| Point angle | 135 ° |
| Drill bit material | High-Speed Steel (HSS) |
| Precision ground cutting edges | Yes |
| Metal drill bits diameter | 2, 3, 4, 5, 6 |
| Number of drill bits | 5 pc(s) |
| Drill bit type | Twist drill bit |

## FAQ

### How much does the Twist drill bit KWB 421140 cost, and is it available for purchase?

The price is 22.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 12 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 16.07.2026 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. 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 KWB 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 KWB 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/1972283/58142697_large.webp