Precise Pro Series 12″ 3-Jaw D1-8 Direct Mount Self Centering Scroll Chuck – 3900-8025

• American Standard.
• 2 piece top reversible tongue & groove hard jaws.
• Semi-steel body.
• Direct mount self-centering scroll chuck
• Case is fully hardened.
• Pinions are hardened & ground.
• All guide ways & bearing surfaces are precisely ground.
• Scroll plate is dropped forged of fine alloy steel.
• Thread flanks are ground on both sides for smooth operation.

Item 3900-8025 Spindle D1-8 Max. RPM 1500 T.I.R. .0035″ Studs B.C. D2 6.748″ Studs Included 6 Dia. of Stud 1″ Center Hole D3 5.354″ D1 5.501″ H 6.88″ H1 4.64″ h 0.709″ z-d M20x1.5 Weight 112 lbs.

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