1. Composite construction material made from cement, gravel, sand, and water

1. Device used to secure or hold objects tightly together

2. Hand tool with a flat blade used for spreading, leveling, or shaping substances

3. Tool consisting of a broad blade and a long handle used for digging

4. Fastener with a spiral groove that threads into a material

5. Hollow tubular structure used for fluid or gas transportation

6. Flat, thin piece of fired clay or other similar material used for covering surfaces

7. Powdery substance used as a binding agent in construction

8. Fastener consisting of a threaded pin and a cylindrical nut

8. Large solid piece of material

9. Thin, flexible strand of metal used for various purposes

10. Top covering of a building, providing protection from the elements

11. Movable barrier at the entrance of a building or room

11. Power tool used to create holes in materials

12. Waterproof filler and sealant used in building work

13. Thin pointed piece of metal used to fasten materials together

14. Tool with a toothed blade used to cut through materials

15. Adhesive substance used to bond materials together

16. Tool used to determine if a surface is horizontal or vertical

17. Circular device that enables easy movement of heavy objects

18. Long, horizontal structural member designed to carry loads

19. Thin strip of wood or metal used for joining two surfaces together

20. Hammer-like tool with a large, flat head

21. Tool used to ensure vertical alignment

22. Rectangular building material made of clay