High precision diamond machining steps, according to different processing conditions can be surface coating to extend tool life, tool to enhance durability. Products can be used in automotive machining, aerospace, metal processing, installation and maintenance of electrical and other industries, and products to meet the high-altitude operations easy to carry with hand drills and other tools. Depending on the product trough, can be divided into straight groove, spiral groove, circular groove categories; according to the number of products can be divided into single-edged blade, double-edged, three blades, four blades and multi-step drill edge; ladder drill normal for GB, in everyday industrial use in the majority of customized non-standard.

Use stairs drill matters:

⒈ when drilling steel, please ensure sufficient cooling capacity and the use of metal cutting fluid.
⒉ good drill steel and rail gap can improve the accuracy of drilling and drill life
⒊ Please ensure smooth and clean magnetic base and workpiece.
When ⒋ drill sheet, to reinforce the workpiece when drilling large parts, please ensure stability of the workpiece.
⒌ at the beginning and end of the drilling, the feed rate should be reduced 1/3.
⒍ material when drilling large number of fine powder, such as iron, copper, etc., can not use the coolant, and the use of compressed air to help chip removal.
⒎ please clear the wound on the drill body iron, in order to ensure smooth chip evacuation.

Warm wishes:

2014 coming to an end, the new year is about to begin, here I wish you success in your work in the new year and good luck!

Changzhou UDE Precision(chang zhou) Tool Co.Ltd. professional production Dill,Drill with internal lubrication holes,Deep Hole Drill,Step Drill,Straight Flute Drill,Twist Flute Drill,End Mill ,Tapered Ball End Mill,Minimaster End Mill,Reamer ,Special Tool ,Forming Tools,Pine Mill-Christmas Tree Mill for Aerospace,TAPS Series ,Machining ,Drill with internal lubrication holes,The automotive sector ,Drill with internal lubrication holes,Mold areas , Aerospace .