Front and back mounted (SIK-16 excluded). Easy to install 
	Self-centering chuck improve efficiency. 
	SK types chucks have wider utilization range; Top jaws can be changed quickly between hard jaws or soft jaws 
	Hard jaws are suitable for square, octagonal or thin tube work piece clamping 
	Soft jaws could grip rectangular work piece after being anisotropic machined. 
	The specification is the same as SK type. 
	SK self-centering scroll chuck feature economical and durable, suitable for mass production. 
	The body is made of highly strength and durability MEEHANITE. It is suitably used for high speed revolution also durable 3 times more than regular material. 
	
	 
 
	Unit: mm 
	 
	
		
			
				| Model/size | A | B | C | D | E | F | G Rear/Front Mounted | H | 
			
				| SIK-7 | 192 | 76.5 | 155 | 172 | 58 | 5.5 | 3-M10
  / 3-M10x80 | 82 | 
			
				| SIK-9 | 232 | 84 | 190 | 210 | 70 | 6 | 3-M12
  / 3-M12x90 | 96 | 
			
				| SIK-12 | 310 | 96 | 260 | 285 | 105 | 7 | 3-M12
  / 3-M12x110 | 114.5 | 
			
				| SIK-16 | 405 | 122 | 345 | 375 | 160 | 8.7 | —
  / 6-M14x130 | 148.6 | 
		
	
 
	 
	
		
			
				| Model/size | J | K | L | Handle power force (kgf‧m)
 | Gripping force (kgf)
 | Max. RPM (r.p.m.)
 | Weight (kg)
 | Inertia (kg‧m2)
 | 
						Gripping range 
					 
						OD/ID
					 | 
			
				| SIK-7 | 28 | 42 | 11 | 11 | 2500 | 2000 | 14.1 | 0.06 | Ø8-Ø180
  / Ø62-Ø170 | 
			
				| SIK-9 | 32 | 51.2 | 12 | 15 | 3000 | 2000 | 22.2 | 0.16 | Ø11-Ø220
  / Ø70-Ø210 | 
			
				| SIK-12 | 40 | 56.8 | 14 | 21 | 4200 | 1800 | 45 | 0.58 | Ø15-Ø300
  / Ø90-Ø290 | 
			
				| SIK-16 | 50 | 76.1 | 15 | 25 | 4500 | 1500 | 108 | 1.72 | Ø30-Ø380
  / Ø110-Ø360 |