Laydown Threading Inserts & Toolholders.  Use MXC as the General Purpose Grade for All Applications, Use BMA as the Grade for Stainless/Exotics.  Here is a link to parameters for these Laydown Threading Inserts:

Laydown Threading Number of Passes

Laydown Threading Parameters

SEL 1250 P27U
SEL 1250 P27U $ 161.57 $ 174.00

STEEL IN-SHANK HOLDER W-OUT COOL FOR EXT-LH 27Umm (5/8U" I.C.) LAYDOWN INSERTS, X-SECTION: 1.250" x 1.250", OAL: 07.000" (~177.8mm), SCRW: S22, ANV/SCRW: AI27U/A22, KEY: K22, 1.5-DEG HELIX

+ Quick Shop


SIR 1500 T27
SIR 1500 T27 $ 221.00 $ 238.00

Anvil Screw:A27, Anvil:AI27, Bore Dia-Min:1.80", CentrLn to Cut Edge:1.00", IN-RH, Insert Screw:S27, Insert Size:27mm, Key:K27, Matl:Steel, Neck Dia:1.5", Overall Len:12.0", Shank Dia:1.5"

+ Quick Shop
SIR 2000 U27
SIR 2000 U27 $ 264.64 $ 330.80

Anvil Screw:A27, Anvil:AI27, Bore Dia-Min:2.30", CentrLn to Cut Edge:1.25", IN-RH, Insert Screw:S27, Insert Size:27mm, Key:K27, Matl:Steel, Neck Dia:2.0", Overall Len:14.0", Shank Dia:2.0"

+ Quick Shop