Our taper shank drill bits are made from high quality of high speed steel M2.We can make forged, milled or ground drill bits.Kinds of sets available on request.Hardness: 62--65 HRCSTC028M, HSS TAPER SHANK TWIST DRILL, Metric SeriesDIN345, GOST10903PictNOTE.: Standard delivery with 118° point,SizeFlute LengthOverall LengthMorse TaperSizeFlute LengthOverall LengthMorse TaperSizeFlute LengthOverall LengthMorse Taper6.0057138120.00140238236.019534446.2063144120.25145243236.519534446.5063144120.50145243237.019534446.8069150120.75145243237.519534447.0069150121.00145243238.020034947.2069150121.25150248238.520034947.5069150121.50150248239.020034947.8075156121.75150248239.520034948.0075156122.00150248240.020034948.2075156122.25150248240.520535448.5075156122.50155253241.020535448.8081162122.75155253241.520535449.0081162123.00155253242.020535449.2081162123.25155276342.520535449.5081162123.50155276343.021035949.8087168123.75160281343.5210359410.0087168124.00160281344.0210359410.2087168124.25160281344.5210359410.5087168124.50160281345.0210359410.8094175124.75160281345.5215364411.0094175125.00160281346.0215364411.2094175125.25165286346.5215364411.5094175125.50165286347.0215364411.8094175125.75165286347.5215364412.00101182126.00165286348.0220369412.20101182126.25165286348.5220369412.50101182126.50165286349.0220369412.80101182126.75170291349.5220369413.00101182127.00170291350.0220369413.20101182127.25170291350.5225374413.50108189127.50170291351.0225412513.80108189127.75170291352.0225412514.00108189128.00170291353.0225412514.25114212228.25175296354.0230417514.50114212228.50175296355.0230417514.75114212228.75175296356.0230417515.00114212229.00175296357.0235422515.25120218229.25175296358.0235422515.50120218229.50175296359.0235422515.75120218229.75175296360.0235422516.00120218230.00175296361.0240427516.25125223230.25180301362.0240427516.50125223230.50180301363.0240427516.75125223230.75180301364.0245432517.00125223231.00180301365.0245432517.25130228231.25180301366.0245432517.50130228231.50180301367.0245432517.75130228231.75185306368.0250437518.00130228232.0185334469.0250437518.25135233232.5185334470.0250437518.50135233233.0185334471.0250437518.75135233233.5185334472.0255442519.00135233234.0190339473.0255442519.25140238234.5190339474.0255442519.50140238235.0190339475.0255442519.75140238235.5190339476.02604475