10220. Unibit High Speed Steel Fractional Step Drill. No.20 9/16" - 1" (Hole Enlarging) - Carded. Standard Features: Single-flute cutting edge for greater control through steps. 3 flatted shank prevents slipping in drill chuck. Also available with (TiN) co
10220. Unibit High Speed Steel Fractional Step Drill. No.20 9/16″ – 1″ (Hole Enlarging) – Carded. Standard Features: Single-flute cutting edge for greater control through steps. 3 flatted shank prevents slipping in drill chuck. Also available with (TiN) coating for longer life. Patented single-flute cutting edge gives the user a true round hole every time. Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates. Pilot hole required. Description: No.20. Hole Sizes: 9/16″ – 1″ (1/16″ Increments, Hole Enlarging). Number of Holes: 8 steps. Hex Shank Size: 7/16″.
$25
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