The adjustable palm distributor & tamper is designed to work with the 51mm portafilter and espresso machines including: pump machine series, PRO and 800 Series. Consistent Espresso- Get consistent distribution and pressure every time making it easy to pull your perfect shot right , Leveling your grounds before tamping creates a uniform and consistent tamp. Adjustable Depth - Set your tamping depth for consistent tamping pressure every time. Dual Head- Distributor/Leveler and tamper are designed in one, double sides are available. HERE'S HOW IT WORKS: STEP 1 - Load your portafilter basket with the amount of ground coffee. - Retract the distributor side to it's shallowest depth, and place the distributor on your portafilter, blade side down. STEP 3 - Gently spin the distributor until your coffee grounds have been evenly distributed and leveled. If the distributor does not reach the coffee, adjust the depth accordingly. Note: you do not want to be applying heavy pressure to the grounds at this stage -- only enough to level the coffee in the basket. STEP 4 - Flip the distributor over and extend the tamper (flat side) to its maximum height. Tamp your grounds to your pressure. STEP 5 - For consistent tamping every time, adjust the tamper depth so it matches the depth of the tamp you created in Step 4. colour: black+silver Material: stainless steel size: 51mm Package Contents: 1*Espresso Hand Tampers Pro Tips- your portafilter basket is fully dosed with coffee to get the right amount of pressure from the tamper for a tighter pack and richer flavor. For best results, groom the top of the basket with a finger or flat edge before leveling and tamping. Brew with good, filtered water. Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.