Tunsten solid carbide straight flute step drill
Specification
1> HRA: 91.8-92.4
2> TRS: >3800N/mm2
3> CO: 8%, WC: 92%
4> Grain size: 0.3-1.0um
JINOO tungsten carbide twist drill bits
JINOO TOOL is a manufacturer of carbide end mills and tool accessories such as face milling cutter, carbide twist drill bits, carbide reamer, milling cutters ect.
Application:
Achievable hole tolerance H8-H9
Clamp with high precision chucks only
Drill lengths: 3-12 X drill diameter
A wide range of workpiece materials
Conventional drilling, cross holes, angled faces
Automotive: Crankshafts, engine blocks, cylinder hesds
JNOO provides the high stability essential for deep holes, with high speed and efficiency.
Accurate deep holes to depths up to 12 X drill diameter, without pecking
High speeds and feeds allow greater productivity to reduce cost per hole
Fast and efficient chip evacuation reduces machine downtime and increases tool life
Internal coolant holes deliver coolant directly to the tip of the drill even at deep drilling depths
Good quality
All tools are made by Walter from Germany. ANCA from Australia, guarantee high quality and good performance.
Every tools is inspected by Guhring detecting instrument from Germany, Mitutoyo detecting instrument from Japan, PARLEC tool presetter from America.
Raw material
1>ZK30--For wood cutting, PCB cutting.
2> K3--Aluminum cutting, copper, etc.
3> YL10.2--steel alloy, CB Carbide--steel alloy.
4> Guhring carbide from Germany--stainless steel, steel, etc. Taegutec Carbide from Korea-- stainless steel, steel, etc.
5> H10F Sandvik Carbide-- stainless steel steel, etc.
100% Primary tungsten mine. The hardness is HRA90-91degree. Co10%, MG is 0.2-0.7um.
Bending strength can achieve 2500-2800, The equipment is Vacuum sintering furnace. Suitable for processing alloy, copper, common mold steel. Non-treatment stainless steel With ALTIN-S Gold coating.
Solid carbide twist drills provide faster cutting rates, longer tool life, better positional and dimensional accuracy and improved surface finish.
Shorter cycle times and tighter tolerances translate into maximum machine utilizations, better part quality and optomum hole making cost savings.
Special carbide Twist drills can be designed for any workpiece material and application, including straight or spiral flute, internal coolant, stepped and PVD coated. Jingnuo's special tool division manufaturers solid carbide cutting tools for the automotive, aerospace, woodwork and general engineering industries. Extremely fast delivery times are possible thanks to in-house CNC grinding and PVD coating facilities.
Package
Standard package in plastic pipe, have JINOO brand. Other special we also can be provide.
1> White parts for protect the flute of cutters
2> Laser brand and demensions on the body of cutters, print labels.
3> 10PCS each group, packed in small paper box.
4> Sealed with air bubble wrap, pack into bigger carton.
Our service
>> Trade term: EXW HS Code: 8207509000
>> Payment term: T/T (Bank tranfer), Western Union, PayPal.
>> Customized or special cutters are welcome
>> OEM orders are welcome
FAQ
Note:
1. All the end mills, carbide drill bit and reamers should be used depending on there workpieces, then it may be play the biggest roles.
2. Cutting tools are sharp, when usage it please careful.
Any further questions, pls feel free to tell me. Thanks! ! !
Contact Me
Tell: 0519-83431629
Phone: +8618638520572
We are hot welcomed to visit our factory in Jiangsu China.