---
product_id: 58065234
title: "14pcs HSS Countersink Drill Bits Set Screw Woodworking Chamfer Tool 3-10mm"
brand: "brand: tonchou"
price: "฿1676"
currency: THB
in_stock: true
url: https://www.desertcart.co.th/products/58065234-14pcs-hss-countersink-drill-bits-set-screw-woodworking-chamfer-tool
store_origin: TH
region: Thailand
---

# 14pcs HSS Countersink Drill Bits Set Screw Woodworking Chamfer Tool 3-10mm

**Brand:** brand: tonchou
**Price:** ฿1676
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** 14pcs HSS Countersink Drill Bits Set Screw Woodworking Chamfer Tool 3-10mm by brand: tonchou
- **How much does it cost?** ฿1676 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/58065234-14pcs-hss-countersink-drill-bits-set-screw-woodworking-chamfer-tool)

## Best For

- brand: tonchou enthusiasts

## Why This Product

- Trusted brand: tonchou brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Material: Drilling part High speed tool steel 4241, chamfering part 45 # (S 45 C)  Loosen the set screw with the hexagonal wrench provided, adjust to the desired length, and tighten the drill bit again to make it convenient.  Scope of application: Suitable for desktop electric drilling rig, electric screwdriver, wood processing.   Dimension:  3mm(Dia) x 60mm(L)  4mm (Dia)x 75mm(L)  5mm(Dia) x 85mm(L)  6mm (Dia)x 93mm(L)  7mm(Dia) x 100mm(L)  8mm (Dia)x 110mm(L)  10mm(Dia) x 120mm(L)

## Features

- Material: High Speed ​​Steel (HSS 4241), Size: 3 mm, 4 mm, 5 mm, 6 mm drill.
- The chamfer is five-edged, and the sawdust can be removed quickly, and the smooth and smooth hole is machined to insert the screw cap perfectly into the workpiece surface.
- Center Point Design: The center punch is not required due to the easy design of the hole center due to the thin design of the tip section.
- Adjustable Bit Length: The length of the bit can be adjusted using the included hex wrench to allow advanced control of the hole depth. Suitable for all kinds of wood drilling.
- It can be used for chamfering and piercing of woodwork without the need to change drill bits and bits. Suitable for machining guide holes under the hole.
- ›See more product details

## Images

![14pcs HSS Countersink Drill Bits Set Screw Woodworking Chamfer Tool 3-10mm - Image 1](https://images-na.ssl-images-amazon.com/images/I/51J2ROfl0AL.jpg)
![14pcs HSS Countersink Drill Bits Set Screw Woodworking Chamfer Tool 3-10mm - Image 2](https://images-na.ssl-images-amazon.com/images/I/61Ben7al6nL.jpg)
![14pcs HSS Countersink Drill Bits Set Screw Woodworking Chamfer Tool 3-10mm - Image 3](https://images-na.ssl-images-amazon.com/images/I/61OiOQRkQmL.jpg)
![14pcs HSS Countersink Drill Bits Set Screw Woodworking Chamfer Tool 3-10mm - Image 4](https://images-na.ssl-images-amazon.com/images/I/61SKad5JG3L.jpg)
![14pcs HSS Countersink Drill Bits Set Screw Woodworking Chamfer Tool 3-10mm - Image 5](https://images-na.ssl-images-amazon.com/images/I/61j2FQCL3bL.jpg)

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**Shop now:** [https://www.desertcart.co.th/products/58065234-14pcs-hss-countersink-drill-bits-set-screw-woodworking-chamfer-tool](https://www.desertcart.co.th/products/58065234-14pcs-hss-countersink-drill-bits-set-screw-woodworking-chamfer-tool)

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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-02-21*