Drillco 3/4-10 HSS Left Hand Bottom Tap (23A148CB)
Drillco 23A148CB 3/4-10 HSS Left Hand Bottom Tap is engineered to cut left-hand (counterclockwise) threads in hard-to-reach or blind holes, making it ideal for applications where fasteners might loosen due to stress or vibration. This bottoming tap features a full thread profile that reaches the bottom of holes for maximum threading depth. Crafted from premium-grade High-Speed Steel (HSS), it ensures superior durability and wear resistance. The black oxide finish provides enhanced lubricity and corrosion protection for extended tool life. The standard square shank fits most tap wrenches, providing ease of use and control. Proudly manufactured in the USA for consistent quality and precision.
Left-hand thread design for counterclockwise threading applications
Bottoming tap geometry for threading close to the bottom of holes
Made from premium-grade High-Speed Steel for strength and durability
Black oxide finish improves lubricity and extends tool life
Standard square shank compatible with most tap wrenches
Enables full-depth threading in blind holes
Prevents loosening of fasteners in stress-prone or vibration applications
Durable construction for long-lasting use
Easy to handle and reduces thread misalignment
Technical Specifications:
Thread Size: 3/4-10
Thread Direction: Left-Hand
Type: Bottoming Tap
Material: Premium Grade High-Speed Steel (HSS)
Finish: Black Oxide
Shank: Standard Square
Country of Origin: USA
Product identification
- Brand: Drillco
- Model / MPN: 23A148CB
