Specifications Material: S45C High-carbon Steel Adapter: 3/4 "x16Tpi Adapter Chuck: 4" Chuck Body with M33 Thread Round Jaw Clamping Size: 38-76 mm/ 1.49-2.99 in Round Jaw Support Size: 48- 86 mm/ 1.89-3.38 in Round Jaw Jaw Height: 20 mm/ 0.78 in Step Jaw Clamping Size: 5-43mm/ 0.19-1.69 in Step Jaw Support Size: 20-78 mm/ 0.79-3.07 in Step Jaw Jaw Height: 25 mm / 0.98 in Big Round Jaw Clamping Size: 70-108 mm/ 2.75-4.25 in Big Round Jaw Support Size: 80-118 mm/ 3.15-4.64 in Big Round Jaw Jaw Height: 12 mm/ 0.47 in Pin Jaw Clamping Size: 5-43 mm/ 0.19-1.69 in Pin Jaw Support Size: 22-60 mm/ 0.86-2.36 in Pin Jaw Jaw Height: 25 mm/ 0.98 in Gross Weight: 3.85kg/ 8.48 lbs Net Weight: 3.5kg/ 7.72 lbs Product Size: 35*29*8 cm/13.78*11.42*3.15 in.
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