Widetop > Fully Ground Twist Drill Bits > HSS Aircraft Extension Extra Long Drill Bits 12 Inch For Metal SS Aluminium Drilling
HSS Aircraft Extension Extra Long Drill Bits 12 Inch For Metal SS Aluminium Drilling
HSS Aircraft Extension Extra Long Drill Bits 12 Inch For Metal SS Aluminium Drilling

HSS Aircraft Extension Extra Long Drill Bits 12 Inch For Metal SS Aluminium Drilling

  1. DIN1869 HSS Drill Bits

  2. Bright finished surface of the HSS drill bits

  3. 12 inch extra long HSS drill bits

HSS Aircraft Extension Extra Long Drill Bits 12 Inch For Metal SS Aluminium Drilling

These 12" long drills are designed for drilling holes in hard, tough materials, like stainless steel, titanium and other high strength alloys. The special P3 split point and wear resistant surface treatment on these cobalt aircraft style drills will provide long life in portable applications.


The high speed steel details:

HSS GradeCWMoCrVCoSiMnPS
M350.9-0.955.5-6.54.5-5.53.8-4.41.75-2.24.5-5.50.2-0.40.2-0.4<=0.03<=0.03
M42
1.05-1.151.15-1.859.0-10.03.5-4.250.95-1.257.75-8.750.15-0.650.15-0.4<=0.02<=0.025


Size:


Diameterflute lengthtotal lengthDiameterflute lengthtotal length
1/16"7/8"6"1/16"7/8"12"
5/64"1"6"5/64"1"12"
3/32"1-1/4"6"3/32"1-1/4"12"
7/64"1-1/2"6"7/64"1-1/2"12"
1/8"1-5/8"6"1/8"1-5/8"12"
9/64"1-3/4"6"9/64"1-3/4"12"
5/32"2"6"5/32"2"12"
11/64"2-1/8"6"11/64"2-1/8"12"
3/16"2-5/16"6"3/16"2-5/16"12"
13/64"2-7/16"6"13/64"2-7/16"12"
7/32"2-1/2"6"7/32"2-1/2"12"
15/64"2-5/8"6"15/64"2-5/8"12"
1/4"2-3/4"6"1/4"2-3/4"12"
17/64"2-7/8"6"17/64"2-7/8"12"
9/32"2-15/16"6"9/32"2-15/16"12"
19/64"3-1/16"6"19/64"3-1/16"12"
5/16"3-3/16"6"5/16"3-3/16"12"
21/64"3-5/16"6"21/64"3-5/16"12"
11/32"3-7/16"6"11/32"3-7/16"12"
23/64"3-1/2"6"23/64"3-1/2"12"
3/8"3-5/8"6"3/8"3-5/8"12"
25/64"3-3/4"6"25/64"3-3/4"12"
13/32"3-7/8"6"13/32"3-7/8"12"
27/64"3-15/16"6"27/64"3-15/16"12"
7/16"4-1/16"6"7/16"4-1/16"12"
29/64"4-3/16"6"29/64"4-3/16"12"
15/32"4-5/16"6"15/32"4-5/16"12"
31/64"4-3/8"6"31/64"4-3/8"12"
1/2"4-1/2"6"1/2"4-1/2"12"


Released on:2019-07-12 Updated on:2019-07-31

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