Acro Laps Complete Blind Hole Barrel Lap, 5/16 Diameter, 4-1/4 Length

Blind Hole Lap

• Designed to accurately lap “closed-end” holes.
• Same “slotted” feature as the barrel lap.
• Recessed adjusting screw in end of cylinder permits lap to reach the very bottom.
• Permits high-speed lapping without galling or seizing.
• Holes are precision lapped from top of hole to bottom.
• Made in the U.S.A.

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