1/2" Tube Mandrel - 12 inch long (0) No Reviews yet Pinit SKU: B82 $9.00 Quantity discounts available QuantityPrice Quantity -+ Add to Cart Details Tube Mandrels are used for blowing and as a puntie rod. It also works well for making large holes in glass beads. DetailsApplyDetailsTube Mandrels are used for blowing and as a puntie rod. It also works well for making large holes in glass beads.See MoreSee Less Reviews 0 ApplyRatings & ReviewsNo reviews availableBe the first to Write a Review