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 29/32 X 7/8 X 2 X 4 1/8 2FL CENTER CUT HSS END MILL (C-1-12-3-C-FR46) US $28.41 
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 4 pc 82° HSS Center / Countersink Drill Set US $8.00
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 2 - 4 pc 82° & 60° HSS Countersink Center Drill Sets US $15.00
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 4 pc 60° HSS Center / Countersink Drill Set US $8.00
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 RTS Prestige Center Reamer 82Deg HSS 4FL 2" X 3/4" X 3-3/4" US $153.23
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 1 X 1 X 2 X 4 1/2 4FL NON CENTER CUT HSS END MILL (E-2-2-10-A-FR32) US $23.02
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 #5 HSS 60 Degree Center Drill NEW Import Brand 5 pcs US $9.99
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 NEW 10PCS HSS #1 COMBINED CENTER DRILLS & COUNTERSINKS US $7.99
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 2 Pcs 3.15mm Diameter HSS Electrical Center Spotting Drill Bits US $5.02
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 2 Pcs 3.15mm Dia Lathe Drilling Hole Tool HSS Center Drill Bits US $5.37
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 HERTEL HSS 3/4" 2 FLUTE CENTER CUTTING 5/8" SHANK END MILL ~NEW~ US $19.99
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 2 Pcs 0.08" Dia Lathe HSS Center Drill Bits Power Tool US $4.39
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 2 Pcs 0.24" Shank 0.1" Dia HSS Center Spot Drill Bits US $4.56
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 Niagara HSS Center Cutting 1/4" Dia.3/8" Shk End Mill 3 Flute Double End #31081 US $2.99
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 Niagara HSS Center Cutting 1/8" Dia.3/8 Shank End Mill 3 Flute Double End #31041 US $9.99
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 Niagara HSS Center Cutting 3/8" Dia.3/8 Shank End Mill 3 Flute Double End #31121 US $9.99
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 Niagara Cutter 85082 Center Cutting End mill 8mm 30 & deg; 4 Flute HSS US $9.99
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 Niagara HSS Center Cutting 7/16" Dia.1/2" Shk End Mill 3 Flute Double End #31142 US $9.99
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 Niagara HSS Center Cutting 9/16" Dia.5/8 Shk End Mill 3 Flute Double End #31183 US $9.99
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 Niagara Center Cutting 3/4" End Mill Three Flute HSS Double End #31244 US $4.99
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 Niagara HSS Center Cutting 1/2" End Mill Three Flute Double End #31162 US $9.99
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 2 Pcs 0.16" Shank 0.06" Dia HSS Center Spot Drill Bits US $4.31
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 #5 HSS 60 Degree Center Drill NEW KEO Brand 2 pcs US $9.95
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 KEO HSS NO. 10 Center Drill “Tin" US $12.99
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 KEO HSS NO. 9 Center Drill “Tin” US $11.99
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 NEW HANITA SINGLE END HSS 3x10x145 CENTER DRILL US $9.90
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 USED KEO HSS CENTER DRILL SIZE #17 US $9.39
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 USED SKF HSS #8 CENTER DRILL COMBINATION COUNTERSINK US $9.39
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 USED CLEVELAND HSS CENTER DRILL COMBINED COUNTERSINK COMBO #18 USA US $11.39
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 1 NEW TOOLMEX / DOLFA HSS #3 CENTER DRILL / COUNTERSINK 82° DEGREE 5-600-220 US $2.26
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 11 NEW!! KEO HSS CENTER DRILLS - #2 & #4 US $4.50
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 4 NEW!! KEO HSS CENTER DRILLS - # 5 US $.99
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 7 KEO HSS CENTER DRILLS - # 6 US $.99
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 2.1" Length 0.16" Dia Electrical HSS Center Dill Bit US $4.94
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 15/32 X 3/8 X 3 X 4 3/4 4FL NON CENTER CUT HSS SE ENDMIll (C-1-13-2-H-FR34) US $21.13
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 4FL DE center cut HSS .252 Dia. Min. order of 10 US $2.75
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 10 NEW #4 CENTER DRILLS 60° HSS 1/8-5/16 US $12.99
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 NEW 5PCS HSS #5 COMBINED CENTER DRILLS & COUNTERSINKS US $12.99
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 10 PC Center Combined Drill Bit M2 Machinist HSS 2.5mm US $.99
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 Cleveland 3/8" 60 Degree Center Reamer Countersink HSS US $12.50
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 5 piece Center Drill & Countersink Set M2 lathe mill machinist HSS high speed US $11.95
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 4.9mm OSG 2F CENTER CUT STUB ENDMILL REDUCED NECK HSS-CO TIN COATED(1PC) 76849 US $23.99
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 12mm OSG 2F CENTER CUT STUB ENDMILL HSS-CO TIN COATED (1PC) 88022 US $19.99
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 10 PC Center Combined Drill Bit M2 Machinist HSS 4mm US $16.79
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 #5 HSS 60 Degree Center Drill NEW Precision Twist Brand 5 pcs US $9.99
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 AMTAK 11-1/2" MORSE SIZE 6 HSS LATHE DEAD CENTERS US $543.08
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 2 Pcs 0.14" Dia Lathe HSS Center Drill Bits Power Tool US $5.01
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 HSS 4FL SINGLE END MILL 1 X 1 X 2 X 4-1/2 CENTER CUT US $49.99
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 4 pc #2 HSS HIGH SPEED CENTER DRILLS 60 DEG COUNTERSINK US $7.95
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 7/8" OSG/SOSSNER 3FLUTE CENTER CUT DOUBLE END HSS-CO END MILL NEW $177.72 US $29.99
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 Centre Drills HSS 5/16" BS4 Pack of 5 US $8.30
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 Centre Drills HSS 3/16" BS2 Pack of 5 US $7.82
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 Centre Drills HSS 1.25mm Pack of 5 US $7.51
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 #4-1/2 x 4" HSS Combined Drill & Countersink Center NEW US $6.95
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 NEW 3/4 x 1/2 MORSE NON-CENTER CUTTING SINGLE END ENDMILL HSS 4 FLUTE 43514 (E1) US $38.99
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 NEW 1/2x1/2 NIAGARA NON-CENTER CUTTING SINGLE END MILL HSS 4 FLUTE #37162 (E1) US $22.50
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 Combination Countersink Double Center Drill #8 3/4" x 5/16" x 3-1/2" HSS [352] US $15.00
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 2 Pcs 0.04" Dia Lathe HSS Center Drill Bits Power Tool US $4.20
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 USA 1/4 x 60 Deg HSS RH 3FL Center Reamer #50146 $8.45 US $8.45
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 USA 3/8 x 82 Deg HSS RH 3FL Center Reamer #50388 $9.49 US $9.49
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 USA 1/2 x 60 Deg HSS RH 3FL Center Reamer #50126 $11.70 US $11.70
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 USA 1/2 x 82 Deg HSS RH 3FL Center Reamer #50128 $11.70 US $11.70
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 USA 5/8 x 82 Deg HSS RH 3FL Center Reamer #50588 $15.56 US $15.56
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 WELDON DOUBLE END MILL 3/4" X 1-5/8" X 5-5/8" HSS 4FL NON-CENTER CUTTING US $20.00
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 USA 3/4 x 82 Deg HSS RH 3FL Center Reamer #50348 $22.74 US $22.74
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 CLEVELAND END MILL 11/32" HSS C39069 (Z55) CENTER CUTTING CTD SEMI LONG C/C 2FL US $17.00
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 5/8 X 5/8 X 1 5/8 X 3 3/4 HSS 4FL CENTER CUT END MILL (C-3-1-2-FR41) US $17.55
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 1/2 X 3/8 X 3/4 X 2 3/4 2FL CENTER CUT HSS END MILL (F-3-3-6-FR5) US $11.56
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 RTS Prestige #1160-6006 2" x 3/4" x 3-3/4" 4F M35 HSS-E 82 degree Center Reamer US $206.99
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 Used Reground 1-7/16" 6 Flute HSS End Mill - Non-Center Cutting US $26.80
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 HS HSS 6FL NON-CENTER SINGLE END MILL 1-1/2 x 1 x 6-1/2 US $34.95
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 USED KEO HSS CENTER DRILL COMBINED COUNTERSINK COMBO #17 (SHARP!) US $11.39
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 Center Cutting End Mill HSS 4FL XL 7/8" X 7/8" X 5" X 7-1/4" US $38.99
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 1 NEW TOOLMEX TMX HSS #5 CENTER DRILL / COUNTERSINK 82° DEGREE 5-600-230 US $4.60
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 #5 HSS 60 Degree Center Drill NEW KEO Brand 4 pcs US $19.95
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 4 pc #3 HSS HIGH SPEED CENTER DRILLS 60 DEG COUNTERSINK US $8.65
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 1 NEW TOOLMEX / DOLFA HSS #1 CENTER DRILL / COUNTERSINK 82° DEGREE 5-600-210 US $1.99
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 1" OSG 3FLUTE CENTER CUT DOUBLE END HSS-CO END MILL 5325100 (LP-$238.05) USA US $39.99
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 Dormer England No 12 number center drills lot of 3 double end HSS machine shop US $7.25
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 CleForge Cle Forge 1-9/32 HSS Drill #4 Morse Taper USA Live Center Radial Drill US $39.00
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 5pcs #6 HSS Center Drill & Countersink Mill Lathe 1/2" US $19.95
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 NEW 10PCS HSS #3 COMBINED CENTER DRILLS & COUNTERSINKS US $12.50
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 NEW 10PCS HSS #2 COMBINED CENTER DRILLS & COUNTERSINKS US $9.50
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 4 pc #5 HSS HIGH SPEED CENTER DRILLS 60 DEG COUNTERSINK US $9.95
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 Assorment Center Drills - USA - 8 pieces - HSS US $17.00
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 New 3PCS 2MM x5MM Shank HSS Double Ended Centre Drill US $6.90
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 1-1/2" x 3/4" x 1-1/4" x 3" 3Flute HSS 60 deg #5-656-6040 Center Reamer US $141.67
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 KEO Center Reamer 1" 3FL HSS 60deg 1/2" x 1-1/4" x 2-3/4" [Y*125] US $30.00
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Hss Center
A Guide To Extra Strength HSS Drill Pieces
High-speed steel drill bits are used for the purpose of drilling holes in a variety of materials such as metal, plastic material or even solid wood. HSS drill bits are made from extra strength steel material that additionally contain some other elements such as tungsten, cobalt, carbon, vanadium and chromium. They drill extremely efficiently. The steel bits are tempered as well as solidified for this reason. It also can last longer through this process. Carbon steel bits have been replaced with the HSS drill bits commercially because of the sturdiness along with a longer life. They can stand higher temps during drilling procedures. They can additionally drill at a high speed when compared to the carbon ones.
HSS has higher hardness at very high temps. So, the bits hardness does not decrease even after the temperature crosses 600 degrees C. HSS drill bits could be categorized in 2 groups, depending on its chemical structure. These include the standard HSS and the high end HSS drill bits. Depending on its production process, it may be additionally categorized in to 2 groups, namely the melting HSS and the powder metallurgy HSS drill bits.
Ordinary HSS drill bits:
You will find 2 series of HSS produced. They may be tungsten-molybdenum series as well as tungsten series - pay a visit to HSS drill bits to get additional information relating to this subject matter. Chemical substance structure of tungsten series HSS is known as W18Cr4V. This HSS form's twisting capability is classified at 3500MPa. The hardness this gets to following the heat treatment is about 60 to 66 HRC.
The tungsten - molybdenum type has chemical structure specified as W6Mo5Cr4V2. The hardness this gets to right after heat treatment is the same as the tungsten type of HSS. The twisting capability is recorded at 4700MPa. It's flexibleness and strength are greater than the other sort plus it cost less - visit electrical courses to get more information associated with this issue. This tungsten-molybdenum series HSS can be used to produce not just drill bits but also reamers and taps.
An additional type in this series having a chemical structure classified as W9Mo3Cr4V is really a brand new type produced in China. Thermo plasticity as well as its strength is actually greater than W6Mo5Cr4V2. The hardness this gets to following the heat treatment is 63 to 64 HRC. It cost less than other types.
High end HSS:
This form of HSS is created by causing modifications in the chemical structure so as to achieve high end strength and resistance. The hardness this type of bit gets to is greater than 60 HRC even if put through temperatures of 650 degrees C. It is One and half to three times stronger compared to regular HSS. Hence they are used to drill holes into very hard materials such as stainless steel, titanium containing metals and many other high-strengh steels. It can also be used to produce cutting appliances that can stand extreme temperature.
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Press Release: Carnegie Mellon's Alex John London Appointed to International Commission on Missing Persons' Steering Committee (Carnegie Mellon )
**Contact:** Shilo Rea / 412-268-6094 / shilo@cmu.edu
PITTSBURGH--Carnegie Mellon University's Alex John London, an acclaimed expert
in bioethics, has been selected to serve on the International Commission on
Missing Persons' (ICMP) Steering Committee on Forensic Science Programs.
ICMP works to secure the cooperation of governments and other authorities in
locating and identifying persons missing as a result of armed conflicts, other
hostile situations or violations of human rights. Through integration of high-
throughput DNA testing with archaeology, anthropology and pathology, ICMP has
assisted in scientifically identifying more than 18,000 missing persons.
To stay current with information on advanced methods and best practices, ICMP
maintains a Steering Committee on Forensic Science Programs. London will be
one of 11 experts in forensic archaeology and anthropology, pathology,
odontology, genetics, statistics, human identification, quality management and
bioethics serving on the committee.
"Alex London is an internationally renowned bioethicist, whose expertise is a
perfect match for his inclusion on ICMP's Steering Committee. His experience
in biomedical research and issues of subject consent and data protection are
highly relevant to the activities of the ICMP. Genetic and personal data
protection are fundamental issues for our work, and Dr. London will be a
strong resource to ...
Carnegie Mellon
