Snap-on Tools USA 227 PIECE 1/4″ – 3/8″ – AND 1/2″ Drive SAE AND METRIC 6 Point Shallow , Semi Deep , and Deep MASTER SERIES SOCKET SETSNew old stock. Unused.May have light marks from handling / storage.No owners engravings.Like pictured. Socket sets included112STMMY deep set112TMMSY semi deep set112TMMY shallow setPlus the 6 piece add on size sockets. This master set also includes all of the 4mm and 4.5mm sizes. Shallow 112TMMY + 2 add on piecesTMM4 = 4mmTMM4.5 = 4.5mmTMM5 = 5mm TMM5.5 = 5.5mmTMM6 = 6mm TMM7 = 7mm TMM8 = 8mm TMM9 = 9mm TMM10 = 10mm TMM11 = 11mmTMM12 = 12mmTMM13 = 13mmTMM14 = 14mmTMM15 = 15mm Semi Deep 112TMMSY + 2 add on piecesTMMS4 = 4mmTMMS4.5 = 4.5mm TMMS5 = 5mmTMMS5.5 = 5.5mm TMMS6 = 6mm TMMS7 = 7mm TMMS8 = 8mm TMMS9 = 9mm TMMS10 = 10mm TMMS11 = 11mm TMMS12 = 12mm TMMS13 = 13mmTMMS14 = 14mmTMMS15 = 15mm Deep 112STMMY + 2 add on piecesSTMM4 = 4mm STMM4.5 = 4.5mmSTMM5 = 5mmSTMM5.5 = 5.5mm STMM6 = 6mm STMM7 = 7mm STMM8 = 8mm STMM9 = 9mm STMM10 = 10mm STMM11 = 11mmSTMM12 = 12mmSTMM13 = 13mmSTMM14 = 14mmSTMM15 = 15mm Master 3/8″ socket set includes 212FSMY shallow set. 212FSMSY semi deep set212SFSMY deep setThis master set also includes all of the 6MM , 7MM , and 20MM sizes. ShallowFSM61 = 6mmFSM71 = 7mmFSM81 = 8mm FSM91 = 9mm FSM101 = 10mm FSM111 = 11mm FSM121 = 12mm FSM131 = 13mm FSM141 = 14mm FSM151 = 15mm FSM161 = 16mm FSM171 = 17mm FSM181 = 18mm FSM191 = 19mm FSM201 = 20mm SEMI DEEPFSMS6 = 6mmFSMS7 = 7mmFSMS8 = 8mm FSMS9 = 9mm FSMS10 = 10mm FSMS11 = 11mm FSMS12 = 12mm FSMS13 = 13mm FSMS14 = 14mm FSMS15 = 15mm FSMS16 = 16mm FSMS17 = 17mm FSMS18 = 18mm FSMS19 = 19mm FSMS20 = 20mm DEEPSFSM6 = 6mmSFSM7 = 7mmSFSM8 = 8mm SFSM9 = 9mm SFSM10 = 10mm SFSM11 = 11mm SFSM12 = 12mm SFSM13 = 13mm SFSM14 = 14mm SFSM15 = 15mm SFSM16 = 16mm SFSM17 = 17mm SFSM18 = 18mm SFSM19 = 19mm SFSM20 = 20mm ( 1/4″ Drive ) SAE TM04 = 1/8″ TM05 = 5/32″ TM6 = 3/16″ TM7 = 7/32″ TM8 = 1/4″ TM9 = 9/32″TM10 = 5/16″TM11 = 11/32″ TM12 = 3/8″ TM14 = 7/16″ TM16 = 1/2″ TM18 = 9/16″ TM20 = 5/8″ TMS04 = 1/8″ TMS05 = 5/32″TMS6 = 3/16″ TMS7 = 7/32″ TMS8 = 1/4″ TMS9 = 9/32″ TMS10 = 5/16″ TMS11 = 11/32″ TMS12 = 3/8″ TMS14 = 7/16″ TMS16 = 1/2″ TMS18 = 9/16″ TMS20 = 5/8″ STM04 = 1/8″ STM05 = 5/32″ STM6 = 3/16″ STM7 = 7/32″STM8 = 1/4″ STM9 = 9/32″ STM10 = 5/16″ STM11 = 11/32″ STM12 = 3/8″ STM14 = 7/16″ STM16 = 1/2″ STM18 = 9/16″ STM20 = 5/8″ (3/8″ Drive)-SAEShallow:FS081 = 1/4″ FS101 = 5/16″ FS121 = 3/8″ FS141 = 7/16″ FS161 = 1/2″ FS181 = 9/16″ FS201 = 5/8″ FS221 = 11/16″ FS241 = 3/4″ FS261 = 13/16″ FS281 = 7/8″ FS301 = 15/16″ FS321 = 1″ Semi Deep:FSS081 = 1/4″ FSS101 = 5/16″ FSS121 = 3/8″ FSS141 = 7/16″ FSS161 = 1/2″ FSS181 = 9/16″ FSS201 = 5/8″ FSS221 = 11/16″ FSS241 = 3/4″ FSS261 = 13/16″ FSS281 = 7/8″ FSS301 = 15/16″ FSS321 = 1″ Deep:SFS081 = 1/4″ SFS101 = 5/16″ SFS121 = 3/8″ SFS141 = 7/16″ SFS161 = 1/2″ SFS181 = 9/16″ SFS201 = 5/8″ SFS221 = 11/16″ SFS241 = 3/4″ SFS261 = 13/16″ SFS281 = 7/8″ SFS301 = 15/16″ SFS321 = 1″ (1/2″ Drive) -MetricShallow:TWM10A = 10mmTWM11A = 11mmTWM12A = 12mmTWM13A = 13mmTWM14A = 14mmTWM15A = 15mmTWM16 = 16mmTWM17 = 17mmTWM18 = 18mmTWM19 = 19mmTWM20 = 20mmTWM21 = 21mmTWM22 = 22mmTWM23 = 23mmTWM24 = 24mmTWM25 = 25mmTWM27 = 27mmDeep:TSM10A = 10mmTSM11A = 11mmTSM12A = 12mmTSM13A = 13mmTSM14A = 14mmTSM15A = 15mmTSM16 = 16mmTSM17 = 17mmTSM18 = 18mmTSM19 = 19mmTSM20 = 20mmTSM21 = 21mmTSM22 = 22mmTSM23 = 23mmTSM24 = 24mmTSM25 = 25mmTSM27 = 27mm-SAEShallow:TW121A = 3/8″ TW141A = 7/16″ TW161A = 1/2″ TW181A = 9/16″ TW201 = 5/8″ TW221 = 11/16″ TW241 = 3/4″ TW261 = 13/16″ TW281 = 7/8″ TW301 = 15/16″ TW321 = 1″ TW341 = 1-1/16″ TW361 = 1-1/8″ TW401 = 1-1/4″Deep:TS121A = 3/8″ TS141A = 7/16″ TS161A = 1/2″ TS181A = 9/16″ TS201 = 5/8″ TS221 = 11/16″ TS241 = 3/4″ TS261 = 13/16″ TS281 = 7/8″ TS301 = 15/16″ TS321 = 1″ TS341 = 1-1/16″ TS361 = 1-1/8″TS401 = 1-1/4″