Features 1、Reinforced double grooves design to avoid shrinkage and shaking during use. 2、Using 304 stainless steel, is not easy to rust, abrasion and corrosion resistance, has long service life. 3、The sponge handle is comfortable to hold and non‑slip, and can be put on the hand for easy carrying. 4、Each section is closely connected, stable without shaking, and flexible in adjustment. 5、The ball head is firm and not easy to fall off, and the measurement is more accurate. Specification Item Type: Telescopic Empty Drum Hammer Material: 304 stainless steel, sponge Uses: Suitable for a variety of fields, cement wall, ceramic tile floors, ceilings, etc. Total Length: Approx. 98cm / 38.6in Ball Diameter: Approx. 19mm / 0.7in The Thickest Rod Diameter: Approx. 12mm / 0.5in Shrinkage Length: Approx. 22mm / 0.9in Package List 4 x Telescopic Stick 4 x Anti-Drop Rope