Designed for use with impact drivers the SHOCKWAVE IMPACT DUTY accessory line is not only ideal for heavy duty impact applications, but also delivers a full system solution for all the user's drilling and fastening needs.\nLaser hardened WEAR GUARD TIP for improved wear resistance and protection of the fit over the life of the bit.\nSHOCK ZONE Geometry - designed to flex:\nSHOCK ZONE reduces stress at the tip resulting in less tip breakages. The combination of the SHOCK ZONE design and special heat treatment absorbs impacts and allows the bit to flex with spring like action.\nCustom engineered steel - Milwaukee custom metal formula makes the SHOCKWAVE bits more resistant to shock from impacting.\nSHOCKWAVE IMPACT DUTY Bit Set 31 pc\n\n--Custom engineered steel - Milwaukee custom metal formula makes the SHOCKWAVE bits more resistant to shock from impacting. \n--SHOCK ZONE reduces stress at the tip resulting in less tip breakages. The combination of the SHOCK ZONE design and special he.