(3*6mm)Handle Electric Engraving Woodworking Tool The product is shipped based on the color or size of the main image of the product page. Size:3*6mm features : 1. can Be Hand Carved 1/3 Of The Force, 3 To 5 Times The Speed Of Engraving, Without Fatigue. Can Save Two-thirds Of The Force Of Usual Hand-carving. 2. High Speed Vibration Of 25000 Times Per Minute Is Generated After The Cutter Head Touches The Wood, And It Is Carved With The Ultra High Speed Vibration. 3. Shell Is A Solid, Cooling Efficiency Is Excellent, Very Safe. 4. Mainly Used For Wood, Furniture Carving, Floor Carving, Bonsai, Toys, Figures, Animals And Other Sculpting Works. Professional Engraving, Amateur, Students Can Use. 5. Even If The Finger Touches The Blades Vibration, Will Not Damage The Cutting Fingers. specifications : material: White Steel size(cm): ( shank Diameter *head Diameter 3*3; 3*4; 3*5; 3*6; 3*8 includes: 1 X Drill Bits