Williams GS-1 Heavy Duty Master Feeler Gauge Set, 25 Pieces, Carbon Steel
Williams GS-2 Heavy Duty Standard Feeler Gauge Set, 10 Pieces, Carbon Steel
Williams GS-3 Combination Heavy Duty Feeler Gauge Set, 22 Pieces, 5 in OAL, Carbon Steel
Williams GS-4 Heavy Duty Piston Feeler Gauge Set, 8 Pieces, Carbon Steel
Proto J000A Short Blade Feeler Gauge Set, 9 Pieces, 1/2 x 3 in Blade, Steel Holder
Proto J000AA Short Blade Master Feeler Gauge Set, 1/2 x 3 in Blade, 25 Pieces, Steel Holder
Proto J000TL Long Blade Feeler Gauge Set, 1/2 x 12 in Blade, 25 Pieces, Steel Holder