Amana Tool 3-Step RTA Furniture Drill/Countersink w/HSS Slow Spiral Drill

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Commonly used for RTA (ready to assemble) furniture fittings. Specially-treated high speed steel countersink with polished slow-spiral drill bit. Will perform 3 tasks in one: pilot hole, clearance hole, and countersink. For connecting screws (Confirmat, Directa, etc.). The shankless countersink is heat treated.

Replacement 3.5mm HSS slow spiral drill bit, 2 3/4″ long, #55104
Replacement 5.0mm HSS slow spiral drill bit, 3 7/16 long, #55105
Replacement #10-24 set screw #67092 (requires #5000 3/32″ hex key)


Item # DiameterB1Cut Height/LengthDiameter (D1)Diameter (D2)Overall LengthShank Price Add To Cart
Compare 55103 5 mm5mm19 mm7 mm10 mm58 mm10 mm $28.91 Add to cart
Compare 55105 3.5 mm3.5 mm3.5 mm3.5 mm3.5 mm3 7/16 in3.5 mm $5.81 Add to cart
Compare 55102 5mm15 mm52 mm10 mm $24.18 Add to cart
Compare 55104 $4.24 Add to cart