DRILLCO DRL203A010CB - 10-24 4FL .003 Oversize Bottoming TapBrand Drillco Product SKU 203A010CB Category Taps Size Machine Screw Material High Speed Steel Finish Coating Bright Pack Quantity 1 Size 10 Overall Length Flute Length Description Oversize taps are similar in design to a standard taps but with a pitch diameter that is usually 0. 0050? to 0. 0055? larger than standard. Oversize taps are used primarily where a part will be plated or treated after tapping. Available in H7 or H11 limits in hand taps