Description:Maybe the best one to maintain your pipes yourself. The extra drill is perfect for cleaning inside the pipe shank, when you have taken your cold stem off. The weight is around 125 gram. Can be adjusted to the following sizes (and, of course, in between!):: Minimum: 16 mm. Maximum: 21 mm.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.