CUTTING TOOLS FOR MAINTENANCE AND REPAIR APPLICATIONS (MRO)

TOOLS FOR MAINTENANCE, REPAIR AND OPERATIONS The team at Dormer Pramet has created a specific selection of cutting tools and accessories aimed at the MRO professional. The brands within this offer are Precision Twist Drill (PTD), Union Butterfield and Dormer. Targeted at delivering MRO professionals an offer that is easy-to-select and comprehensive for their needs, our experts have identified drills, taps, dies, reamers, end mills and rotary burrs that will deliver reliable and cost effective results in portable and machine applications in a wide range of operating conditions in various materials....

INDEX DESCRIPTION JOBBER DRILLS General Purpose (MRO) DESCRIPTION HSS REAMER Hand Reamer Car Reamer Chucking Reamer Bridge Reamer Center Reamer HSS COUNTERSINK Straight Shank Taper Shank HSS COUNTERBORE Body Detachable Pilot END MILLS 2 Flute Type N Corner Rounding ROTARY BURRS ROTARY BURRS NOMENCLATURE & FEATURES Cylinder without end cut SA-DC SA-FM Cylinder with end cut SB-DC SB-FM Ball Nosed Cylinder SC-DC SC-FM Ball SD-DC SD-FM Oval SE-DC SE-FM Ball Nosed Tree SF-DC SF-FM Pointed Tree SG-DC Flame SH-DC 60° Countersink SJ-DC 90° Countersink SK-DC Ball Nosed Cone SL-DC SL-FM Cone SM-DC Inverted...

MRO Jobber Length Drills 118° Point, HSS, Steam Tempered Designed for portable and machine drilling under a wide range of operating conditions in various materials. Surface treated with a steam tempered finish for abrasion resistance and improved coolant adherence. 301JD Drill Sizes Fractional Flute Length

MRO Jobber Length Drills 118° Point, HSS, Steam Tempered continued Fractional Drill Sizes Wire Gauge Flute Length

General Purpose Jobber Length Drills 118° Point, HSS, Bright Finish Designed for general purpose hole making in a wide variety of metals and synthetic materials. Uncoated (bright) finish for general use applications. R10P - Fractional Sizes R15P - Letter Sizes R18P - Wire Gauge Sizes Drill Sizes Fractional Flute Length

General Purpose Jobber Length Drills continued Drill Sizes Fractional 7/64 Drill Gauge Flute Length

General Purpose Jobber Length Drills continued Drill Sizes Fractional 13/32 Drill Gauge Flute Length

General Purpose Jobber Drills Designed for general purpose hole making, performing best in steel or cast iron. Uncoated (bright) finish for general use applications. Flute Length

Flute Length

Flute Length General Purpose Jobber Drills - Left Hand Left hand helix for use in machines where spindle is counter-clockwise and can be used to remove broken parts without damaging threaded holes. Bright Finish improves chip flow in soft or non-ferrous materials. Flute Length Sizes 1/16-1/2 x 32nds, Left Hand 1/16 - 1/2 x 64ths, Left Hand

Heavy Duty MRO Jobber Length Drills 135° Split Point, HSS Heavier web construction than 301JD MRO drills, providing greater rigidity and strength in drilling medium strength alloy materials. The Self-Centering 135° Split Point reduces thrust requirements and minimizes ‘walking’ particularly on curved surfaces. - Steam tempered for improved abrasion resistance - Steam & Bronze tempered for improved abrasion resistance, lubricity and enhanced penetration - TiN Coated Titanium Nitride (TiN) surface finish for an effective ‘heat shield’ with higher lubricity at higher speeds and feeds Flute Length...

Heavy Duty MRO Jobber Length Drills 135° Split Point, HSS continued Fractional 11/64 Drill Sizes Wire Letter Gauge N18 Flute Length

Trailer Bit Drills Designed for Hand Drilling through stacked materials found in Bus and Truck Trailer manufacturing. Steam tempered surface treatment for increased wear resistance. Conforms to NAS 907 Type B Aerospace Standards 239TBT - 135° Split Point, HSS, Steam tempered Drill Sizes Inch Flute Length Jobber Length Carbide Tipped Drills Designed for general purpose drilling with heavy duty brazed Carbide Tipped for abrasive materials or non-ferrous, such as cast iron. Flute Length

Jobber Length Carbide Tipped Drills continued Diameter Inch 17/64 H I J K 9/32 L 19/64 N 5/16 O P 21/64 Q R 11/32 S T 23/64 U 3/8 25/64 13/32 Z 27/64 7/16 29/64 15/32 31/64 1/2 Flute Length Jobber Length Solid Carbide Drills Designed for heavy duty general purpose use in a variety of materials. 4-Facet Self Centering Point with low thrust design. - Fractional Sizes - Wire Gauge Sizes - Letter Sizes Drill Sizes Flute Length

Jobber Length Solid Carbide Drills continued Drill Sizes Fractional Flute Length

Jobber Length Solid Carbide Drills continued Drill Sizes Fractional Wire Gauge Flute Length

Metric Jobber Length Solid Carbide Drills Designed for heavy duty general purpose use in a variety of materials. Self-centering point with low thrust design. - 118° Point, Bright Finish Drill Sizes Flute Length

Heavy Duty MRO Mechanics Length Drills 135° Split Point, HSS, Steam & Bronze Tempered Designed with a shorter flute and overall length than the MRO 332HD drills for superior rigidity when used in portable drills. Additionally, features 3 flats on the shank for tighter chucking particularly in keyless chucks. The Self-Centering 135° Split Point for reduced thrust requirements. Steam & Bronze tempered surface treatment provides both abrasion resistance & improved lubricity. 321MD Drill Sizes Fractional Flute Length

Heavy Duty MRO Stub Length Drills 135° Split Point, HSS Designed with a short flute and overall length for increased rigidity, hole accuracy and tool life. SelfCentering 135° Split Point for reduced the thrust requirements and minimizes ‘walking’ particularly on curved surfaces. Recommended for use in portable power tools. - Steam tempered for improved abrasion resistance. - Steam and Bronze Tempered for improved abrasion resistance, lubricity and enhanced penetration Drill Sizes Flute Length

Heavy Duty MRO Stub Length Drills 135° Split Point, HSS continued Drill Sizes Fractional 3/16 Wire Gauge Flute Length