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Dedong 8mm Four-Blade Serrated Eccentric Drill Bits for Tile, Concrete, Stainless Steel, Dry Drilling, 5 Pieces

德东•Drill bit

Dedong 8mm Four-Blade Serrated Eccentric Drill Bits for Tile, Concrete, Stainless Steel, Dry Drilling, 5 Pieces

CN¥24.70

SKU: 100195232521

Status:In Stock (1)

ID: 100154969213

Weight: 120.00 g

Dims:178x150x12 mm

Specifications

Category: Serrated eccentric drill
Applicable materials: marble, Concrete

Variants / Sale Attributes

Style: Five 8mm fouredged serrated blades

Package Contents

Drill bit 6mm*1, drill bit 8mm*1, drill bit 10mm*1

Product Description

Product Specifications

Overview

Brand: DEDONG ()

German technology brand with German quality standards

Certified German trademark with national authoritative certifications

Additional details

Quality assurance through comprehensive testing: aging, vibration, noise, drop, overpressure, dustproof, insulation, and load tests

Recognized by CCTV with official advertising broadcast certification

Focused on hardware tools for over a decade, dedicated to quality craftsmanship

Endorsed by ski champion Jia Liya as brand ambassador

Iterative upgrades for enhanced drilling performance

Additional details

Type

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Four-blade serrated eccentric drill bit (2nd generation)

Material

Tungsten carbide alloy (hard alloy steel)

Blade Design

Sharp serrated blades with staggered tooth design for concrete and tile drilling

Drill Tip

45° triangular tip for faster drilling and sharper cutting

Chip Clearance

Enlarged chip clearance for deep drilling without effort

Durability

Wear-resistant, capable of continuous drilling up to 200 holes (varies by operation and material)

Suitable Materials

Wood, marble, tile, brick wall, concrete wall, steel plate, glazed tile, glass, angle iron, ceramic, granite, stainless steel

Cooling

For harder materials, recommended to drill with water cooling

Handle

Anti-slip hexagonal shank with high-temperature fire-strengthened anti-break treatment for secure grip

Drilling Diameter

10 mm

Working Depth

Specified per product model

Shank Diameter

Hexagonal, size per product model

Total Length

Specified per product model

Suitable for electric drills, cordless drills, and similar drilling machines

Fast drilling speed with sharp and durable blades

High hardness and wear resistance for extended tool life

Efficient chip removal and deep hole drilling capability

Stable and secure grip to prevent slippage during operation

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