90 degree Countersink Drill Bit Set
90 degree 3 Flute Chamfer Drill Bit 6pcs Set The countersink angle for the cross-hole core is 90°. With the cross-hole core you can also make countersinks for the countersunk screw. Package & Shipping: Free shipping all over the world 6pcs Countersink Drill Bit To Korea, Japan : it take about 7-10 days To USA, CA, Spain, France, Poland, Belgium, Portugal, United Kingdom, Germany, Italy and Netherlands: it take about 12 - 20days To other European countries and Ukraine,Belarus,Russian Federation: it take about 15-30 days To other countries: it take about 20-35 days Specification: Type: Cuntersink Drill Bit Material: High Speed Steel Chamfer Degrees: 90 Flute: 3 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 Countersink Drill Bit Cutting Speed When countersinking it is important to apply less force because countersinking requires only little grinding pressure.