Disclosed is an adjustable and portable striking tool assembly adapted to be increased or decreased in the tool length for the quick, easy, and effective repair/reaching of the items, like gutter nails, gutter rails, soffit panels, soffit slides, and the like, at elevated height or around roof level without the use of a ladder. The adjustable and portable striking tool assembly of the present invention comprises a telescopically adjustable inner handle received within an elongated cylindrical arbor forming an outer extendible handle, a fastening device capable of fastening said telescopically adjustable inner handle within said outer extendible handle and a retention means mechanically attached to a retention means on the outer extendible handle and holding the fastening device on another end.