About Monster Tool - Proven experience in manufacturing quality solid carbide tools for the metalworking industry.
Tech Data - Speeds and Feeds, formulas and starting points for endmills, boring bars, drills, rougher finishers and high performance endmills.
Web Flip Catalog
Ask Monster Tool - Have questions about End Mills, Countersinks, Drills, Reamers, Burrs, Boring Bars or any other tools? Just ask!

1 Flute Carbide Countersinks

Double End

60° 82° 90° 100° 110° 120°
Cutting Diameter Shank
Diameter
Overall
Length
Part # Part # Part # Part # Part # Part #
1/8 1/8 1-1/2 331-201050 331-201060 331-201070 331-201080 331-201090 331-201100
3/16 3/16 2 331-202050 331-202060 331-202070 331-202080 331-202090 331-202200
1/4 1/4 2 331-203050 331-203060 331-203070 331-203080 331-203090 331-203100
5/16 5/16 2-1/8 331-204050 331-204060 331-204070 331-204080 331-204090 331-204100
3/8 3/8 2-1/2 331-205050 331-205060 331-205070 331-205080 331-205090 331-205100
1/2 1/2 3 331-206050 331-206060 331-206070 331-206080 331-206090 331-206100
5/8 5/8 3-1/4 331-207050 331-207060 331-207070 331-207080 331-207090 331-207100
3/4 3/4 3-1/2 331-208050 331-208060 331-208070 331-208080 331-208090 331-208100
Monster Tool - Burr Monster - SA, SB, SC, SD, SE, SF, SG, SH, SJ, SK, SL, SM, SN Shapes and Mold, Tool and Die Making Carbide Burrs and Burr Sets. Single Cut, Double Cut and Aluma. All solid carbide, C-2 Grade Monster Tool - Drill Monster - Solid Carbide Twist Drills - Jobber Length, Spade Drills, Straight Flute Drill, Stub Drills and Center Drills. TiAlN / TiN Coating available Monster Tool - Mega Monster - High Performance End Mills and Rougher tools. Made from solid premium Micrograin C-2 Solid Carbide Monster Tool - Metal Monster - Solid Carbide Unground Blanks (1000 and 2000 series), STB Strips, Rod, Split End Blanks Monster Tool - Micro Monster - Miniature Decimal Endmills. 2 flute, 4 Flute, Square and Ball nose Regular and Stub lengths Monster Tool - Mill Monster - 2 Flute, 3 Flute Square and Ball nose, Stub, regular, long, extended lengths. Single end, double end, Corner Radius - 30 degrees helix, Right hand spiral, Right Hand Cutting Monster Tool - Ream Monster - Carbide Reamers in fractional, decimal, wire, letter and metric sizes Monster Tool - Tool Monster - HSS and Carbide Countersinks. Single Flute, 3 Flute, 6 Flute. In 60, 82, 90, 100 and 120 degree angles. Countersink sets available in a wooden case

BORING BARS-1/4" or smaller shank
BORING BARS-5/16" or larger shank
PILOT DIE TRIMMERS
INTERNAL GRIND TOOLS
2 FLUTE CHAMFER MILLS
4 FLUTE CHAMFER MILLS
1 FLUTE SE COUNTERSINKS
1 FLUTE DE COUNTERSINKS
3 FLUTE SE COUNTERSINKS
4 FLUTE SE COUNTERSINKS
4 FLUTE DE COUNTERSINKS
4 FLUTE DE COUNTERSINKS w/DRILL POINT
6 FLUTE SE COUNTERSINKS
6 FLUTE DE COUNTERSINKS
COUNTERSINKS SETS
60° CENTER DRILLS
82° CENTER DRILLS
90° CENTER DRILLS
2 FLUTE DRILL MILLS
4 FLUTE DRILL MILLS
DIAMOND CUT ROUTERS-STYLE A
DIAMOND CUT ROUTERS-STYLE B
DIAMOND CUT ROUTERS-STYLE C
DIAMOND CUT ROUTERS-STYLE D
DIAMOND CUT ROUTERS-STYLE F