China Key Type Drill Chuck Heavy Duty

Product features:
High precision & durability, it has been applied for metal cutting machines. Moreover, its fashional appearance will make the machines extraodinary.
The applicable range:
Heavy-duty, ultra-heavy duty tasks, it is commonly used in lathe, miller, CNC and woodworking machinery. It may endure high-speed cutting.
Accuracy inspection:
It utilizes two different diam. And length checkrod to examine the radial skip. Large rod Φ 13 length 105mm, small rod Φ 6 length 65mm. The max. Radial skip of this product will not exceed 0.16mm. It reaches to national standard A Level accuracy criterion. The drillspanner wheel hole hardness is HRC48-50, grip jaw nut is HR53-55, spanner wheel; External sleeve are HRC48-50. The rear taperyses the drill clamp cone gauge (GB-11855) for its painted inspection. The contact-time is no less than 85%. It is 70% higher than the national standard. Torque: GB/T6087-93 fixed input 24MM. Output 14N. M. The product may maximumly input 50N. M and ouput 7N. M. With no damage to various spares of the drill chuck.
Morse Taper Mount:mminchTaper mountmmmmKG0.6-61/64-1/4B1031.5490.1251.0-101/32-3/8B1243680.3151.0-131/32-1/2B1653840.5981.0-131/32-1/2B1853840.5983.0-161/8-5/8B1657890.7133.0-161/8-5/8B1857890.7131.0-161/32-5/8B1657950.7765.0-203/16-3/4B22651061.1 Jacquard Taper Mount:mminchTaper mountmmmmKG0.6-61/64-1/4JT131.5490.1251.0-101/32-3/8JT2(short)43580.3151.0-131/32-1/2JT653840.5981.0-131/32-1/2JT3353840.5983.0-161/8-5/8JT357890.7133.0-161/8-5/8JT657890.7135.0-203/16-3/4JT3651061.1 Thread Mount : UNFmminchTaper mountmmmmKG0.6-61/64-1/43/8-24UNF31.5490.1251.0-101/32-3/83/8-24UNF43680.3151.0-101/32-3/83/8-24UNF35570.181.0-131/32-1/21/2-20UNF43740.331.0-131/32-1/21/2-20UNF53840.5981.0-161/32-5/81/2-20UNF57920.713