DAIEN Double-Head Twist Drill Stainless Steel High-Speed Metal Drilling and Enlarging Double-Edged Drill Bit Set 4.2mm*10

CN¥36.85

SKU: 100356075106

Status:In Stock (10)

ID: 100356075106

Weight: 40.00 g

Dims:73x54x8 mm

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

Size: 4.2mm [Pack of 10]

10-piece drill bit set, packaging box

Product Description

Brand: DAIEN
Drill Head Design: Fully ground cutting head with 135° drill tip for precise positioning and sharp cutting edges.
Material Hardness: Up to HRC64, ensuring durability and wear resistance.
Surface Treatment: Yellow baked finish to resist rust; not recommended for use on heat-treated materials.
Spiral Groove: Large U-shaped spiral groove design for efficient chip removal and faster drilling speed.
Performance: Fast drilling capability; cuts through stainless steel, aluminum alloy, plastic, wood, copper, iron, and mold steel.