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DAIEN Double-Head Twist Drill Bit Stainless Steel High-Speed Metal Drilling and Reaming Double-Edged Drill Set 5.2mm*10

DAIEN•Drill bit

DAIEN Double-Head Twist Drill Bit Stainless Steel High-Speed Metal Drilling and Reaming Double-Edged Drill Set 5.2mm*10

CN¥55.55

SKU: 100267653505

Status:In Stock (15)

ID: 100356075106

Weight: 90.00 g

Dims:84x72x12 mm

Specifications

Applicable materials: Stainless steel, timber
Category: Sesame Twist

Variants / Sale Attributes

Style: A powerful tool for drilling holes in aluminum alloy and stainless steel for home decoration.

Size: 5.2mm [Pack of 10]

Package Contents

10-piece drill bit set, packaging box

Product Description

Product Specifications

Overview

Brand: DAIEN
Product Name: Double-Ended Twist Drill Bit
Material: 6542 High-Speed Steel (HSS), fully ground
Hardness: Up to HRC 64
Surface Treatment: Yellow baked finish for rust resistance

Double-ended twist drill design for versatile use

Full ground cutting head for fast and durable drilling

135° drill tip angle for precise positioning and efficient cutting

Large U-shaped spiral groove for excellent chip removal and faster drilling speed

Sharp cutting edges that resist clogging

Smooth surface finish for reduced friction

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Stainless steel

Aluminum alloy

Copper

Iron

Steel

Mold steel

Suitable for materials with relatively high hardness

Electric drill

Bench drill

Drilling machine

Additional details

Total Length: 46.8 to 66 mm
Cutting Length: 10 to 16 mm
Diameter: 3.2 to 6.0 mm

Ensure the drill chuck tightly clamps the double-ended drill bit; minimize exposed length for stability

Drill tip should not be overly sharp to prevent breakage

Additional details

Optimal drilling speed: 800 to 1500 RPM

For holes larger than 6 mm, pre-drill with smaller bits (3.2 to 4 mm) before enlarging with the larger bit

Additional details

Packaging: Boxed for convenient storage and organization

Dimensions are manually measured; slight deviations may occur

Not recommended for use on heat-treated materials

High hardness and durability

Efficient chip removal and fast drilling

Rust-resistant surface

Suitable for a wide range of materials and applications

Reliable performance for professional and DIY use

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