HSS TWIST DRILL BIT
USE FOR metaL
MATERIAL: 4241 (W4Mo2Cr4V1)
4341 (W4Mo3Cr4V1)
9341 (W9Mo3Cr4V1)
6542=M2 (W6Mo5Cr4V2)
M35 (W6Mo5Cr4V2Co5) (cobalt)
MANUFACTURING PROCESS: ROLL FORGED, EDGE POLISHED,FULLY GROUND
POINT ANGLE: 118° and 135°
PACKING: PVC BAG, PLASTIC BOX , SKIN CARD AND SO ON.
HSS TWIST DRILL BIT SET: 8 PCS SET, 13 PCS SET,19 PCS SET, 21PCS SET, 25PCS SET, 29PCS SET, 115PCS SET.
SURFACE: WHITE , BLACK, AMBER, TITANIUM COATED, ZIRConIUM COATED,RAINBOW .
HSS STRAIGHT SHANK TWIST DRILLS DIN338Specification (mm)DIATOTAL LENGTHWORKING LENGTHDIATOTAL LENGTHWORKING LENGTHDIATOTAL LENGTHWORKING LENGTHDIATOTAL LENGTHWORKING LENGTH0.2192.5249246.21016311.4142940.22192.52.0549246.31016311.5142940.251932.149246.41016311.6142940.281932.1553276.51016311.7142940.31932.253276.61016311.8142940.321942.2553276.71016311.91511010.351942.353276.810969121511010.381942.3553276.91096912.11511010.42052.4573071096912.21511010.422052.4557307.11096912.31511010.452052.557307.21096912.41511010.482052.5557307.31096912.51511010.52262.657307.41096912.61511010.522262.6557307.51096912.71511010.552472.761337.61177512.81511010.582472.7561337.71177512.91511010.62472.861337.811775131511010.622682.8561337.91177513.11511010.652682.9613381177513.21511010.682892.9561338.11177513.31601080.7289361338.21177513.41601080.722893.165368.31177513.51601080.752893.265368.41177513.61601080.7830103.365368.51177513.7160108030103.470398.61258113.81601080.8230103.570398.71258113.91601080.8530103.670398.812581141601080.8832113.770398.91258114.31691140.932113.8754391258114.51691140.9232113.975439.11258114.81691140.953211475439.212581151691140.9834124.175439.31258115.3178120134124.275439.41258115.51781201.0534124.380479.51258115.81781201.136144.480479.613387161781201.1536144.580479.71338716.31841251.238164.680479.81338716.51841251.2538164.780479.91338716.81841251.338164.886521013387171841251.3540184.9865210.11338717.31911301.440185865210.21338717.51911301.4540185.1865210.31338717.81911301.540185.2865210.413387181911301.5543205.3865210.51338718.31981351.643205.4935710.61338718.51981351.6543205.5935710.71429418.81981351.743205.6935710.814294191981351.7546225.7935710.91429419.32051401.846225.89357111429419.52051401.8546225.9935711.11429419.82051401.946226935711.214294202051401.9549246.11016311.314294