Features:

For the usage of MT shank, taper shank drills, reamers reducing.
The reducing drill sleeve is made from 45# steel, sturdy and in use.
Adopts overall quenching process, long life, lasting, strong shock-resistance.
inside and outside are very smooth.
Easy to store and maintain, very practical tool.

Specifications:

Model: 1-2 2-3 3-4

Material: 45# steel

Hardness: HRC58

Size:

MT1- MT2: length: 92mm / 3.62in, bottom hole diameter: 12mm / 0.47in

MT2- MT3: length: 112mm / 4.41in, bottom hole diameter: 17mm /0.67in

MT3- MT4: length: 133mm / 5.24in, bottom hole diameter: 23mm /0.91in

Weight: 569g

Package included:

1 x MT1- MT2Taper

1 x MT2- MT3 Taper

1 x MT3- MT4 Taper Adapter

Note: Please allow 1-3mm error due to manual measurement. Thanks for your understanding.