[EFFICIENT DRILLING]: The twist drill bits have a sharply cutting and a smoothly slot for quick and clean drilling without burrs.
[LOCATING RING DESIGN]: The locating ring design reduces machine debugging time, increasing work efficiency.
[TUNGSTEN STEEL MATERIAL]: Made from tungsten steel, these drill bits offer strong abrasion , high hardness, and bending strength.
[WIDE PURPOSE]: This set is versatile and can be used for drilling, carving, and cleaning various materials like amber wax, circuit boards, jewelry, and more.
[EASY STORAGE]: The set comes with a storage box for convenient storage and carrying of the 10 twist drill bits.

Spec:
Item Type: Twist Drill Bit Set
Drill Bit Material: Tungsten Steel
Handle Material: White Steel
Locating Ring Material: PCB
Length: Approx. 38mm/1.5in
Shank Diameter: Approx. 3mm/0.12in
Applicable for: Drilling and carving of amber wax, circuit board, electric board, jewelry, hardware and plastic, etc., as well as cleaning of 3D printer nozzles

Package List：
10 x

Twist Drill Bit1 x Storage Box

Note：