Onishi No. 1 Short Wood Drill Bit, 24.5mm, made in Japan.
• Ideal for drilling holes in boards and panels.
• Can drill holes up to 21 mm in diameter with an impact driver.
• The hex shank (6.35 mm) section has two ball grooves, so it works with both a manual brace and an impact driver.
• Used for drilling through-holes in wood.
• Use power tools at 3000 RPM or lower.
