Baolian Nano Twist Drill M35 Cobalt High Hardness Straight Shank Stainless Steel Drill Bit Quick Drilling Tool

4.0mm / 4.0mm / 45mm / 4.0mm

4.2mm / 4.2mm / 46mm / 4.2mm

4.5mm / 4.5mm / 49mm / 4.5mm

5.0mm / 5.0mm / 55mm / 5.0mm

5.5mm / 5.5mm / 63mm / 5.5mm

6.0mm / 6.0mm / 58mm / 6.0mm

6.2mm / 6.2mm / 65mm / 6.2mm

6.5mm / 6.5mm / 65mm / 6.5mm

6.8mm / 6.8mm / 68mm / 6.8mm

7.0mm / 7.0mm / 74mm / 7.0mm

7.5mm / 7.5mm / 75mm / 7.5mm

8.0mm / 8.0mm / 80mm / 8.0mm

8.5mm / 8.5mm / 75mm / 8.5mm

9.0mm / 9.0mm / 85mm / 9.0mm

9.5mm / 9.5mm / 85mm / 9.5mm

10.0mm / 10.0mm / 90mm / 10.0mm

10.5mm / 10.5mm / 90mm / 10.5mm

11.0mm / 11.0mm / 94mm / 11.0mm

12.0mm / 12.0mm / 104mm / 12.0mm

13.0mm / 13.0mm / 107mm / 13.0mm

Manual measurements may have slight deviations; actual product dimensions prevail.

For drilling high hardness materials, use water cooling to prevent drill bit damage.

The product features a round shank design for easy storage and long-lasting use.

BAOLIAN is committed to professional quality and reliable performance.