6pcs HSS 3 Flute Blade Router bit Set Countersink Drill Bit TiN Coated End Mill 6.3-20.5mm 90 Degree Chamfering Cutter
Material
High Speed Steel
Cutting Diameter
1/4,5/16,7/16,1/2,13/16 Inches
Finish Type
Titanium Nitride
Shank Type
Round
Cutting Angle String
90 Degrees
About this item
[ TiN Coated ] The countersink drill bits set with Tin coating are very sharp, with a high circular machining accuracy and durability.
[ Perfect Material ] The high-quality countersink drill bits can better chip evacuation, the cutting edges is not easy to blunt.
[ Suitable Material ] It is suitable for use in the workpiece which the hardness is under 25 degrees,such as aluminium sheet,thin iron plate,the insulating board or PVC board.
[ Wide application ] The drill bits of standard sizes are compatible with all kinds of common drill and drilling machine, including vertical drilling machine.
[ Package Including ] 6pcs tincoated Countersink Drill Bit.
Product Description
Description: 1: 100% brand new and high quality. 2: Purpose: suitable for low hardness of the workpiece, such as wood. 3: During use, cutting edges can better chip evacuation, the cutting edges is not easy to blunt! 4: Use for home and industrial.
Specification: Type: Countersink Drill Bit Material: High Speed Steel Degrees: 90 Flute: 3 6pcs (set) including :
6.3mm: Head diameter 1/4" (6.3mm), shank diameter 3/16" (5mm), total length 1-3/4" (45mm); 8.3mm: Head diameter 5/16" (8.3mm), shank diameter 1/4" (6mm), total length 2" (50mm); 10.4mm: Head diameter 7/16" (10.4mm), shank diameter 1/4" (6mm), total length 2" (50mm); 12.4mm: Head diameter 1/2" (12.4mm), shank diameter 5/16" (8mm), total length 2-3/16" (56mm); 16.5mm: Head diameter 5/8" (16.5mm), shank diameter 3/8" (10mm), total length 2-3/8" (60mm); 20.5mm: Head diameter 13/16" (20.5mm), shank diameter 3/8" (10mm), total length 2-1/2" (63mm); Size Including:6.3mm 8.3mm 10.4mm 12.4mm 16.5mm 20.5mm Application: It is suitable for use in the work-piece which the hardness is under 25 degrees, such as aluminum sheet, thin iron plate, the insulatuing board or PVC board.
