1.This PortableTool includes 6 needles are made of food safe stainless steel and 0.6 mm in diameter The handle is made of high-quality log.this coffee accessories is durable and rust-proof. 2.Espresso Machine Accessories compatible with all portafilters and grinders including breville barista express pro baratza sette 270 flair 58 la pavoni gaggia classic pro delonghi rancilio silvia niche zero and more. 3.this Wdt Tool is beautifully designed with brass screws and can be easily taken anywhere you want to go. 4.Don t worry about the powder sticking to the needle and dirtying the table.Simply wipe the needle with a damp tissue or cloth. 5.Since it is made of natural logs there will be sawdust residues. It is recommended to rinse with water and dry before the first use.