Top Quality Standard Type 4 Jaw Chuck 100mm Diameter. Plain rear Recess type mounting
Max runout 0.05 mm
Chuck Body 100 mm dia
Through Hole – 20 mm
BODY
High tensile Cast Iron alloyed with chromium ,nickle and maganese for better resistance.Hardness up to 210 BHN
SG iron body in 500/7 grade for higher RPM and longer life .
SCROLL
The scroll is made from high tensile alloy steel and is drop forged , it is hardened and precision machined for higher accuracy . Hardness up to 35 HRC
JAWS
The jaws are made from low carbon alloy steel and case hardened and ground for accuracy and smooth fitting . The Jaw teeth are ground from both sides for higer accuracy and pitch . Hardness up to 62 HRC
PINIONS
Pinions are made from special alloy steel and case hardened up to 50 HRC
A key and mounding bolts are included
2 SETS OF JAWS – INSIDE & OUTSIDE