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Across 4. a tool powered by compressed air 5. the proportion of time a motor or welder can run without overheating 9. sabre saw 10. a light-weight, motor-driven, round-bladed saw 12. a saw with a stiff blade that moves back and forth 13. tool with sanding grit on a revolving plate 15. air pumped under high pressure that may be carried by pipe 16. tool containing a rechargeable battery pack to drive the unit when not plugged into an electrical outlet 18. tool that can be used all the time for a 6- or 8- hour day 19. capable of running backwrd as well as forward 22. cut made by piercing a hole with a sabre saw blade or by slowly lowering a portable hand saw blade into the material 23. power tool with a moving sanding belt 24. striking action 25. a motor that has speed that can be controlled by the operator 26. a light weight, motor-driven, round-bladed saw

Down 1. a circuit breaker that senses currents and shuts off before damage can occur 2. a frame typically composed of a horizontal bar or beam,used as a barrier 3. reciprocating saw 5. motor with electrical parts or separated from user 6. tool with a small sanding pad driven in a forward-backward or circular pattern 7. abrasive cutting particles 8. a small hole drilled in material to guide the center point of larger drills 11. a power tool used to cut grooves and ornamental shapes on faces and edges of wood and other soft materials 14. a finishing sander that travels in a circular pattern 17. a reciprocal saw used primarily for cutting curves or holes in wood, metal and similar materials 20. a movable frame or trestle for supporting wood being sawed. 21. a fitting used to connect pipe to pipe fittings or larger sizes