Mr. LongArm's Alumiglass(R) extension poles are the perfect heavy-duty pole for all your professional and DIY needs. The Alumiglass(R) utilizes a smooth fiberglass handle with rubber hand grip for a comfortable no-slip work day and an anodized aluminum slider that won't rust. The heavy-duty metal threaded end fits all types of threaded tools and the Lok-thread(R) prevents tools from loosening during use. The Alumiglass(R) uses an external chuck and collet locking device provides a secure lock at any length.