All In One Countersink Set 6 Pc 90 Degree Chamfer Bits For Fast Metal Wood Plastic Work, Sizes 1/4, 1/3, 2/5, 1/2, 2/3, 4/5 Inch, HSS 4241 Coated For Smooth Chip Flow And Quick Hole Prep TJR

Six-Piece Countersink Set with HSS 4241 Coated Bits
✔️ 6 sizes: 1/4, 1/3, 2/5, 1/2, 2/3, 4/5 inch for fast hole prep

Compact countersink set designed for quick hole prep and screw head seating in metal, wood, and plastic. Includes 1/4" to 4/5" sizes, stored in a sturdy cardboard box for easy transport and organization. Ground precision with HSS 4241 coating improves wear resistance and heat stability.

Size (in)	Size (mm)
1/4"	6.35
1/3"	8.33
2/5"	10.16
1/2"	12.70
2/3"	16.67
4/5"	20.50

✅ Size range: 1/4" to 4/5" (6 sizes) with metric 6.35-20.5 mm
✅ 3-flute design for smooth chip flow and fast cutting
✅ HSS 4241 coating for heat resistance and durability
✅ Chamfering and hole prep for screw head seating
✅ Compatible with hand and stationary drills
✅ Comes in a sturdy cardboard box for easy storage

💡 What is a countersink set used for in metalworking and woodworking? This handy kit helps you prep holes and seat screws cleanly.
- In metalworking, countersinks create flush screw heads
- In woodworking, they chamfer edges and prep screw seating
- The 3-flute design enhances chip flow and cutting speed
- The HSS 4241 coating resists wear in high-use environments