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Technical Specifications

Product Overview

High-Performance HSS Twist Drills

These High-Speed Steel (HSS) twist drills are versatile cutting tools engineered for precision hole creation across a wide range of materials, including steel, aluminum, wood, and plastics. Featuring a helical flute design, they ensure efficient chip removal and improved coolant flow to the cutting edge, which significantly enhances durability and heat resistance. These drills are compatible with handheld tools, drill presses, and CNC machines, making them an essential component for both general-purpose maintenance and specialized precision drilling applications.

Technical Details

Compatible Materials

SteelAluminumWoodPlastic

Compatible Machines

Handheld Drills
Drill Presses
CNC Machines

Material: High-Speed Steel (HSS)
Design Features: Helical FluteHeat ResistantChip Removal Optimization

Size Specifications

Available Sizes & Dimensions

Item No.	Diameter	Working Length	Overall Length
410001BM	1.0 mm	12 mm	34 mm
410003BM	1.5 mm	20 mm	43 mm
410005BM	2.0 mm	24 mm	49 mm
410007BM	2.5 mm	30 mm	57 mm
410009BM	3.0 mm	33 mm	61 mm
410011BM	3.2 mm	36 mm	65 mm
410013BM	3.5 mm	39 mm	70 mm
410015BM	4.0 mm	43 mm	75 mm
410017BM	4.2 mm	47 mm	80 mm
410019BM	4.5 mm	47 mm	80 mm
410021BM	4.8 mm	52 mm	86 mm
410023BM	5.0 mm	52 mm	86 mm
410025BM	5.5 mm	57 mm	93 mm
410027BM	6.0 mm	57 mm	93 mm
410029BM	6.5 mm	63 mm	101 mm
410031BM	7.0 mm	69 mm	109 mm
410033BM	7.5 mm	69 mm	109 mm
410035BM	8.0 mm	75 mm	117 mm
410037BM	8.5 mm	75 mm	117 mm
410039BM	9.0 mm	81 mm	125 mm
410041BM	9.5 mm	81 mm	125 mm
410043BM	10.0 mm	87 mm	133 mm
410045BM	10.5 mm	87 mm	133 mm
410047BM	11.0 mm	94 mm	142 mm
410049BM	11.5 mm	94 mm	142 mm
410051BM	12.0 mm	101 mm	151 mm
410053BM	12.5 mm	101 mm	151 mm
410055BM	13.0 mm	101 mm	151 mm
410056BM	10.0 mm	108 mm	160 mm
410062BM	20.0 mm	140 mm	205 mm