Reverse Counterbore: 7/16" Dia, 3/16" Pilot Hole, 4 Flutes, High Speed Steel MPN:190-4L
Reverse Counterbore: 7/16" Dia, 3/16" Pilot Hole, 4 Flutes, High Speed Steel
Reverse counterbores feature a unique double lead thread design that enables a smoother transition between materials such as wood or sheet metal into the substrate while allowing for precise alignment with a bolt, screw or fastener. Made from high speed steel and featuring four flutes, this tool is built to last longer during demanding applications even under rough surfaces or hard metals while reducing chipping and breaking tendencies. Due to its versatile design, it's widely used by professionals in machining, automotive, aerospace industries where accurate hole preparation and bolt-hole alignment is crucial for superior end results.
Reverse Counterbore: 7/16" Dia, 3/16" Pilot Hole, 4 Flutes, High Speed Steel 1/2" OAL, 1/32" Corner Rad, Standard Pilot 185-4 & 185-4, Oversize Pilot 186-4 & 186-4
Product Information
- : 190-4L
- Aircraft Style: No
- Corner Radius (Inch): 1/32
- Counterbore Diameter (Inch): 7/16
- Number of Flutes: 4
- Overall Length (Inch): 1/2
- Oversize Pilot Model Number Compatibility: 186-4; 186-4
- Pilot Hole Diameter (Inch): 3/16
- Standard Pilot Model Number Compatibility: 185-4; 185-4
- Tool Material: High Speed Steel
Additional Information
- Hazardous Materials: No, oK to Ship Via Air
- Material Safety Data Sheet (MSDS) Required: Yes
- Country of Origin: US, United States
- TAA Compliant: Yes
- UNSPSC: 23241603
- CA Restricted (Prop 65): Unknown
- Prohibited States: AK,HI,PR
Product info last updated on October 1, 2024 2:26am UTC
Category: Reverse Counterbores (Spot Facers)