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A mason's hand tool includes a blade, a handle, and a head cap. The blade is fastened with one end of the handle. The handle has a head end opposite to the one end of the handle. The head cap is fastened with the hand end. The handle and the head cap are made integrally of a plastic material by inje

A mason's hand tool includes a blade, a handle, and a head cap. The blade is fastened with one end of the handle. The handle has a head end opposite to the one end of the handle. The head cap is fastened with the hand end. The handle and the head cap are made integrally of a plastic material by injection molding. The head cap has a plurality of protruding which are anchored in the head end of the handle.

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1. A hand tool comprising a blade, a handle, and a head cap, said blade being fastened with a first end of said handle, said handle having a head end opposite to said first end, said head cap being fastened with said head end; wherein said handle and said head cap are made integrally of a plastic ma

1. A hand tool comprising a blade, a handle, and a head cap, said blade being fastened with a first end of said handle, said handle having a head end opposite to said first end, said head cap being fastened with said head end; wherein said handle and said head cap are made integrally of a plastic material by injection molding; and wherein said head cap has a plurality of protrusions each having a retaining head, said protrusions being anchored in said head end of said handle. 2. A hand tool comprising a blade, a handle, and a head cap, said blade being fastened with a first end of said handle, said handle having a head end opposite to said first end, said head cap being fastened with said head end; wherein said head cap is provided with a plurality of threaded holes and bolts which are engaged with said threaded holes; wherein said head cap and said handle are made integrally of a plastic material by injection molding; and wherein said bolts are anchored in said head end of said handle. 3. The hand tool as defined in claim 1, wherein said handle is provided with a skidproof area at an outer surface of said handle to provide friction between said handle and a hand holding said handle. 4. The hand tool as defined in claim 2, wherein said handle is provided with a skidproof area at an outer surface of said handle to provide friction between said handle and a hand holding said handle. 5. A hand tool comprising, in combination: a handle having a first end and a second end; a blade attached to the first end of the handle; and a head cap fastened with the second end of the handle, the handle being made of a plastic material, the handle and the head cap being made integral by injection molding, and the head cap having at least one protrusion anchored in the second end of the handle, wherein said at least one protrusion includes a retaining head. 6. The hand tool as defined in claim 5, wherein the handle and the head cap are made integrally of a plastic material by injection molding. 7. The hand tool as defined in claim 5, wherein said handle is provided with a skidproof area at an outer surface of said handle to provide friction between said handle and a hand holding said handle. 8. A hand tool comprising, in combination: a handle having a first end and a second end; a blade attached to the first end of the handle; and a head cap fastened with the second end of the handle, the handle being made of a plastic material, the handle and the head cap being made integral by injection molding, and the head cap having at least one protrusion anchored in the second end of the handle, wherein said at least one protrusion comprises at least one bolt securely attached to the head cap, and said at least one bolt being anchored in the second end of the handle. 9. The hand tool as defined in claim 8, wherein the head cap includes at least one threaded hole for engaging with said at least one bolt. 10. The hand tool as defined in claim 8, wherein the handle and the head cap are made integrally of a plastic material by injection molding. 11. The hand tool as defined in claim 8, wherein said handle is provided with a skidproof area at an outer surface of said handle to provide friction between said handle and a hand holding said handle.