Zona Spiral Head Drill and Spring (37-160)
$11.00
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Zona Spiral Head Drill and Spring (37-160)
$11.00
Archimedean Action
Fast Spring Return Mechanism
Micro Capacity
Fits Wire Drills 70-80
Compact Design
Four Inch Overall Length
Precision Micro Drilling ToolSmooth Archimedean spiral hand drill
The Spiral Head Drill is an essential precision hand tool designed for delicate micro-drilling applications in scale modeling, jewel crafting, and hobby detail work. Featuring an efficient Archimedean spiral design with a spring-return mechanism, this manual drill allows for smooth, controlled drilling without damaging fragile workpieces or snapping small bits.
Master Delicate Detail WorkControl and speed for tiny bits
Engineered for precision hobbyists and scale modelers, the Spiral Head Drill simplifies fine-hole drilling for custom projects. Simply push the ring down to spin the drill bit rapidly, while the built-in spring return automatically resets the ring to the top position for continuous, effortless operation. Designed to accommodate ultra-fine wire size drill bits from #70 to #80, this 4-1/4 inch manual drill offers optimal fingertip control, making it an indispensable hobby tool for plastic models, miniature pin placement, and fine artisan crafting.
Tool SpecificationsKey measurements and drill compatibility
Overall Length
4-1/4 inches
Mechanism
Archimedean Spiral with Spring Return
Compatible Bit Sizes
#70 to #80 Wire Gauge
Operation Type
Manual Push-Action
Material
Metal Construction
Tool Type
Precision Hand Drill
Key Tool FeaturesDesigned for effortless micro drilling
Spiral DriveSmooth push-ring action turns drill rapidly
Spring ReturnAuto-reset mechanism for fast repetitive drilling
Micro CapacityPerfectly fits tiny wire drill bits #70 through #80
Compact Size4-1/4 inch overall length provides ultimate control
Manual PrecisionPrevents bit breakage on delicate plastics and wood
Frequently Asked QuestionsEverything you need to know
What drill bit sizes work with the Spiral Head Drill?
The Spiral Head Drill is specifically designed for micro-drilling and accepts fine wire gauge drill bits ranging from size #70 to #80.
How do you operate the Archimedean Spiral Head Drill?
Simply slide the smooth push ring downward along the spiral shaft to rotate the drill bit. The internal spring return automatically resets the ring to the top position for continuous drilling.
Is the Spiral Head Drill suitable for scale model building?
Yes, the Spiral Head Drill provides excellent fingertip control and low force, making it perfect for drilling small holes in plastic model kits, resin parts, and delicate wood without snapping micro drill bits.
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