| THREAD  | SINO | BOSCH | ND | CHAMPION | NGK | 
        
          | SIZE | REACH | 
        
          | 10mm | 12.7mm 1/2"  | A6T 
              A7TC | UR3AS  UR2AS | U20FS-U U22FS-U | Z10  Z8 | C6HSA  C7HSA | 
        
          | 12mm | 19mm 3/4"  | D7  D8TC D8RTC | X5DC  X4DC  XR4DC | X22ES-U X24ES-U X24ESR-U
 | A10  A8  A6  RA6 | D7EA  D8EA  DR8EA | 
        
          | 14mm | 9.5mm 3/8"  | G3TC  G6  L7T | W9F  W8EC  WS7F | W9P-U W20S-U W20MP-U
 | J14Y  J7  CJ8Y | BP4S  B6S  BPM6A | 
        
          | 11mm 7/16"  | H5  H7T  Z4C  Z8C  M5  
            M7 | WS8E  WS5E | W14L-U 
            W16L-U W20M-U W22M-U
 | H10  H8  CJ11  CJ8  CJ6  
          CJ4 | B4L  BP6L  BM6A  BM7A | 
        
          | 12.7mm 1/2"  | E5C  E6C  E7C  E5T  E6TC  
            E7TC   E7RTC | W8AC  W7AC  W4AC  W8BC  
            W7BC  W6BC   WR6BC | W16FS-U 
            W20FS-U W22FS-U W16FP-U
 W20FP-U W22FP-U
 W22FPR-U
 | L9G   L7   L5   L95YC 
               L92YC  L87YC  L82YC RL82YC | B5HS  B6HS B7HS  BP4HS  BP5HS  
            BP6HS   BP7HS  BPR7HS | 
        
          |  19mm 3/4"  | F5C  F6C  F7C  F5TC  F6TC  
            F7TC F7RTC  F7TJC | W8CC 
            W7CC W5CC W9DC W8DC W7DC WR7DC W7DTC | W16ES-U 
            W20ES-U W22ES-U W14EP-U
 W16EP-U W20EPR-U
 W16EB
 | N6  
            N4  N3  N14YC  N13YC  N12YC    
            N11YC   N10YC  N9YC  RN9YC  N10BYC | B5ES  B6ES  B7ES  BP4ES  BP5ES 
              BP5ES  BP6ES  BP7ES  BPR6ES  BP5ET | 
        
          | 19mm 3/4"Hex 16mm
 | K6TC  K7TC  K6RTC | F8DC  F7DC  FR8DC | Q16P-U 
            Q20P-U Q16PR-U
 | C10YC   C9YC  RC12YC | BCP5ES   BCP6ES   
            BCPR5ES | 
        
          | 18mm | 10.9mm Hex 20.8mm
 | T4T  T5RTC | D9BC  DR8BC | MA16P-U MA20PR-U | F11Y   RF9YC | AP5FS  
      APR6FS |