Description:
4pcs Countersink !#!amp!*! Deburring Bits 2-5mm/5-10mm/10-15mm/15-20mm Tool Set

Introduction:
This 4 piece countersink and deburring drill bit set is ideal for cutting through metal， wood and plastic quickly and easily. Constructed of high carbon steel for durability.For machining the workpiece 60 degrees and 90 degrees chamfer cone.

Specification:
Material:  High Speed Steel 4241
Surface: White Diamond
Handle: Round Shank
Color: Sliver
Quantity: 4pcs
Scope: Mechanical workpiece ， Aviation， War industry， Electric valve， Cylinder， sphere hole， ect.

Size !#!amp!*! Height :

2-5mm	45mm
5-10mm	47mm
10-15mm	62mm
15-20mm	82mm

Features:
Slotted taper for chatter-free deburring and countersinking. Made from 90°HSS content.
Through slot chip removal prevents chips from clogging in workpiece.
Gives best results at low cutting speeds in steel， wood and plastic and light metals.

Package included:
1x 2-5mm countersink and deburring drill bits
1x 5-10mm countersink and deburring drill bits
1x 10-15mm countersink and deburring drill bits
1x 15-20mm countersink and deburring drill bits