Description:Stainless steel and nylon brush for cleaning inside the mortise (tenon hole). Especially good for filter pipes. The diameter is 10,5 mm. One bag contains two brushes and each brush can be used many times. The brush is invented and designed by Danish pipemaker Peder Jeppesen also known as Neerup Pipes..TAX FREE: Please note that if you are an outside EU citizen the VAT (20%) will be deducted the listed prices when/if you finish your order.