【Tapping Block 】Simply place against the edge of laminate or hardwood flooring plank, then tap with a hammer for perfectly tight floorboards. Great for closing gaps between longer flooring planks. 【Our Unique Point】LARGE HANDLE DESIGN - Easy to grip handle. Will is not hit your hand when using a hammer. Comfortable Handle Easier to exert force. All MADE FROM NYLON - Nylon integrally formed. SCREW EMBEDDED DESIGN - Screw Built-in, Not hurt floor. 【Use Attention】Tapping with a soft head mallet only, never with a , this tapping block protects your flooring tongues or edges from damage during installation, allowing you to gently set each plank into the groove of the adjacent plank. 【Lengthened Tapping Block】This professional tapping block prevents damage when seating delicate and groove flooring. Unique combination edge design for use with most types of flooring. Block dimensions: 200/250/300/400mm. Installer designed has extra length for longer planks. Lightweight, must-have tool for easier flooring installations. 【Satisfied or Get Full Refund】 our commitment to provide total customer satisfaction with all of our tools. If for any reason you're are not completely satisfied, contact enjoy A COMPLETE REFUND! Size Chart: 20cmx7cmx8cm/7.87inchx2.76inchx3.15inch 25cmx7cmx8cm/9.84inchx2.76inchx3.15inch 30cmx7cmx8cm/11.81inchx2.76inchx3.15inch 40cmx7cmx8cm/15.75inchx2.76inchx3.15inch Package Includes: 1 flooring Installation Knock Block Note: Please allow slightly errors due to manual measurement and different monitors.