Length: 130 mm Ball head diameters: 1.0 mm (0.04 in); 1.5 mm (0.06 in); 2.0 mm (0.08 in); 2.5 mm (0.10 in) Materials and construction - All-metal balls are made of high quality stainless steel - Folding pen with a solid beech handle for a comfortable, balanced grip - Lightweight design that is easy to hold and control Design and versatility - Double-ended metal ball design for added versatility and convenient use - The combination of multiple ball sizes and a folding construction expands application possibilities Key benefits - Durable stainless steel balls provide reliable, precise control for detailed work - Beech handle offers a comfortable, stable grip during extended use - Multiple ball sizes and double-ended design reduce tool swapping and increase efficiency Applications and use scenarios - Embossing, die cutting, wedding card cutting, tracking, gilding, transferring - Tracing, transfer printing, drawing, printing, painting, engraving, gilding, sculpting - Embossing, clay work, artwork, fondant, cake decoration, tanning, spot welding