Product Name: 4PC Cross Hole Countersink Set Silver Model NO.: 70AGR1 Usage: metal Drilling Material: High Speed Steel Type: Twist Drill Bit Standard: BIN, JIS, AISI, DIN Customized: Customized Tip: 90 Degree Point Angle Flute: Cross Hole Flute Shank: Round / 3-Flat Finish: Bright Finish / Titanium Coating Process: CBN Fully Ground Trademark: OEM available Transport Package: Plastic Case or metal Case Specification: Contents see the table below Origin: China HS Code: 8205100000 Product Description Feature:Made from high speed steelZero flute design, 90 degree point angle, round shankCBN fully ground gives sharper, burr and chatter free cutting edgeWith diagonal slot for effective chip removalCuts steel, cast iron, non-ferrous, stainless steel and light metalsFinish: Bright finish / Titanium CoatingPackage: Storaged into a Rose plastic caseSet includes:1pc2-5mm1pc5-10mm1pc10-15mm1pc15-20mm