Barbecue skewer in bulk 1.Diameter 2.5,3.0,4.0,5.0 ... material selects from the most hard part of bamboo to ensure the skewers is very hard and not easy ... to break.Process by boiling, degreasing, antisepsis, anti-mildew, steam ... dried,cutting, polishing, sharpening, strictly select to ensure excellent bbq skewers.Diameter: 2.5,3.0,4 ...