6Pcs Countersink Drill Bits,90 Degree Chamfering Drill Bit 1/4″ Hex Shank Wood Drilling Bits 5 Flute HSS Titanium Coated Center Countersink Bits for Wood Quick Change Bit,6mm-19mm-Fast Shipping

Description

High-quality Material: The countersink drill bit set is made of high quality carbon steel with hard titanium coating. With high-frequency quenching for heat treatment, the HSS countersink bits have high hardness and and strong,not easy to rust,provide a long service life.

Great Design:Adopts the design of 1/4 inch hexagon shank help, five-blade chamfering with groove,suitable for most power there are numbers on the corresponding countersink drills,so you can easily and quickly select the drill you need.

Eliminates Chatter and Vibration:The hex shank wood drill bits have 90 degree angle on the point for sharp and precise flutes design provides small chip loads and quicker discharge wood sawdust more rapidly and smoothly in the process of using.

Widely Application: The woodworking drill bit is Ideal for chamfering, deburring and for chamfering of low hardness material such as wood,plywood, aluminum board, fiberboard, particle board, plastic, PVC board and other various soft material,not suitable for metal.

Package Include:The chamfering drill bits contains 6 different sizes,6mm(1/4”), 8mm(5/16”), 9mm(3/8”), 12mm(1/2”), 16mm(5/8”), 19mm(3/4”,quantity and size fit most of your needs.