2 in 1 coffee grinder and blender. This espresso masher includes a 53.3mm espresso masher and a blender. You can have both functions in one purchase. The 53.3mm base will make the center of the have a downward concave , which will force the water to flow from the inside of the coffee to the outside, reducing the passage effect. The espresso blender contains 0.04mm stainless steel coffee needles, which can the coffee lumps tamping to more uniform extraction. Metal handle with 53mm stainless steel tamping espresso is more durable than wooden handle. This hammer is strong and heavy in your hand. It can be processed and tamped, and better tamping can the of coffee color:Black Material:metal Package Contents: 1 x Coffee Tamper 53.3mm 1 x Stirrer Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.