[Features]:

1. Made of brass copper material, specially heat-treated, high hardness and durability.

2. Ideal for combined use with a hand drill or electric drill,to drill ABS,wood board,presspaper,etc.

3. Change the clamping capacity of the electric grinder and solve the blind zone of the clamping path.

4. Its head is 4 claws, and the holding accessories are more stable. Choose from a wide range of sizes, suitable for more material sanding, to meet your multiple needs.

[Specifications]:

Material: Brass copper

Brass Collet Size: 0.5mm/0.8mm/1.0mm/1.2mm/1.6mm/1.8mm/2.0mm/2.2mm/2.4mm/3.0mm/3.2mm

[Note]:

Type A is suitable for thread sizes of m7.

Type B is suitable for thread sizes of m8.

When you purchase 16Pcs drill mini chuck, these two wrenches will be shipped randomly.