Balax 10843 STI Thredfloer Tap without Front Point, Imperial, #4-40, UNC Thread, Bottoming

• Standard configuration
• Nitride salt bath case hardening process to increase wear resistance
• Resist galling or pickup when tapping mild steels
• Steam oxide dark blue tool finish that increases the lubricity of the tool surface
• Chipless tapping
• Stronger threads
• Better thread gaging
• Longer tap life
• More efficient production
• 2.5 chamfer
• 3/4 in neck length
• 1/4 in square length
• H3 thread limit

Balax STI Thredfloer Tap | Series: 10843 | Measurement System Imperial | #4-40 | UNC | Bottoming Chamfer | 0.45 in Thread Length | 2-1/8 in Overall Length | 0.168 in Shank Dia | 0.131 in Square Size | HSS | Nitride/Steam Oxide