Deli 43 Twist Drill Industrial Grade Round Shank High Hardness Fast Drilling Stainless Steel Aluminum Alloy [4.5mm] 5 Pieces

Cooling with water required when drilling hard materials to prevent drill bit damage

Not suitable for hardened or tempered steel materials; intended for cold-rolled steel only

Widely used in household and industrial drilling tasks

Compatible with hand drills, lithium drills, impact drills, bench drills, and other drilling equipment

Larger diameter drill bits require slower rotation speeds

Drill shank diameter matches drill hole diameter; confirm drill chuck compatibility for sizes 10mm and above

Dimensions are manually measured; slight deviations may occur, actual product prevails

1.0mm / 12mm / 34mm

1.5mm / 18mm / 40mm

2.0mm / 24mm / 49mm

2.5mm / 30mm / 57mm

2.8mm / 30mm / 57mm

3.0mm / 33mm / 61mm

3.2mm / 33mm / 61mm

3.5mm / 33mm / 61mm

4.0mm / 33mm / 61mm

4.2mm / 43mm / 75mm

4.5mm / 47mm / 80mm

5.0mm / 47mm / 80mm

5.2mm / 47mm / 80mm

5.5mm / 57mm / 93mm

6.0mm / 57mm / 93mm

7.5mm / 69mm / 109mm

8.0mm / 75mm / 117mm

8.5mm / 75mm / 117mm

9.0mm / 81mm / 125mm

9.5mm / 81mm / 125mm

10.0mm / 87mm / 133mm

10.5mm / 87mm / 133mm

11.0mm / 94mm / 142mm

11.5mm / 94mm / 142mm

12.0mm / 101mm / 151mm

12.5mm / 101mm / 151mm

14.0mm / 101mm / 151mm

Product images are real photos, reflecting actual product quality without deception

Designed for reliable and professional use in various drilling applications

null