Colt and Riss 5 Piece Set Professional HSS Parabolic Pen Blank Drill Bits Set in Plastic Case
5 Piece pen drilling set included the following sizes: 7mm, 10mm, 27.64", 3/8
The new designed FCE (First Clean Exit) self guiding Drill Bit for wood from Miebach (Patent) with precission cutting characteristics and a new developed cutting point guarantees a clean hole without breakage and chipping after drilling in/ out. For the first time no support at the back or any other attachment is needed for drilling of a clean hole at both sides which is an absolutely new design against all exisiting known types of drill bits.
• Material: HSS-M2
• Drill flutes are fully ground
• Parabolic flute design
• Cutting point with newly designed self cutting centerpoint (Patent)
Set comes in plastic storage case
Made in France.
Please have a look into follow link: https://www.youtube.com/watch?v=uZz-GEAtJEk
Note: these are new old stock and may have some staining that can be cleaned off with steel wool.
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov