Page 397 - YG 2019

SPIRAL SPIRAL
FLUTE TAPS BD / BO SERIES FLUTE TAPS H6 / H7 / H8 SERIES

METRIC SPIRAL FLUTE TAPS MODIFIED BOTTOMING STYLE SPIRAL FLUTE TAPS MODIFIED BOTTOMING STYLE
for Steels & Stainless Steels for Steels up to 25 ~ 45HRc

Thread Depth / 2.5×D Thread Depth / 2.5×D
Hole Type Hole Type

DIN Length-ANSI Shank USCTI

M
VG Super MF Steam Hardslick R40 HR P-HSS UNC USCTI Bright TiCN Hardslick R15
UNF
HSS
302A
Oxide
EDP No. Thread Per Inch EDP No.
SIZE Pitch Limit No. of Flute Steam SIZE Limit No. of Flute
Oxide Hardslick UNC UNF Bright TiCN Hardslick
M3 0.5 D3 3 BD203 BO203 #2 56 — H2 3 H6082 H7082 H8082
M3.5 0.6 D4 3 BD224 BO224 #4 40 — H2 3 H6162 H7162 H8162
M4 0.7 D4 3 BD244 BO244 #5 40 — H2 3 H6202 H7202 H8202
M5 0.8 D4 3 BD284 BO284 #6 32 — H3 3 H6243 H7243 H8243
M6 1.0 D5 3 BD315 BO315 #8 32 — H3 3 H6283 H7283 H8283
M7 1.0 D5 3 BD345 BO345 #10 24 — H3 3 H6323 H7323 H8323
M8 1.25 D5 3 BD365 BO365 #10 — 32 H3 3 H6343 H7343 H8343
M8 1.0 D5 3 BD375 BO375 1/4 20 — H5 3 H6405 H7405 H8405
M10 1.5 D6 3 BD426 BO426 1/4 — 28 H4 3 H6424 H7424 H8424
M10 1.25 D5 3 BD435 BO435 5/16 18 — H5 3 H6445 H7445 H8445
M12 1.75 D6 3 BD506 BO506 5/16 — 24 H4 3 H6464 H7464 H8464
M12 1.25 D5 3 BD525 BO525 3/8 16 — H5 3 H6485 H7485 H8485
M14 2.0 D7 3 BD547 BO547 3/8 — 24 H4 3 H6504 H7504 H8504
M14 1.5 D6 3 BD556 BO556 7/16 14 — H5 3 H6525 H7525 H8525
M16 2.0 D7 3 BD607 BO607 7/16 — 20 H5 3 H6545 H7545 H8545
M16 1.5 D6 3 BD616 BO616 1/2 13 — H5 3 H6565 H7565 H8565
M18 2.5 D7 4 BD657 BO657 1/2 — 20 H5 3 H6585 H7585 H8585
M18 1.5 D6 4 BD676 BO676 5/8 11 — H5 4 H6645 H7645 H8645
▶Refer to technical data on page 520~554. 5/8 — 18 H5 4 H6665 H7665 H8665
3/4 10 — H5 4 H6705 H7705 H8705
3/4 — 16 H5 4 H6725 H7725 H8725
▶Refer to technical data on page 520~554.

◎ : Excellent ○: Good ◎ : Excellent ○: Good
P M K P M K
Low carbon steels/ Medium to high Steel castings & forgings / Alloyed tool steels/ Free machining Heat-and corrosionresistant Stainless steel castings / Grey Low carbon steels/ Medium to high Steel castings & forgings / Alloyed tool steels/ Free machining Heat-and corrosionresistant Stainless steel castings / Grey
Free machining carbon steels/ Heat-treatable alloy steels Mold steels stainless steels stainless steels / Precipitation hardening cast iron Free machining carbon steels/ Heat-treatable alloy steels Mold steels stainless steels stainless steels / Precipitation hardening cast iron
carbon steels Low alloyed steels Valve stainless steels stainless steels carbon steels Low alloyed steels Valve stainless steels stainless steels
~HRc15 ~HRc23 ~HRc24 (~HB250) ~HRc38 (~HB350) ~HRc23 ~HRc24 (~HB250) ~HRc38 (~HB350) ~HRc19 ~HRc15 ~HRc23 ~HRc24 (~HB250) ~HRc38 (~HB350) ~HRc23 ~HRc24 (~HB250) ~HRc38 (~HB350) ~HRc19
(~HB180) (~HB240) ~HRc38 (~HB350) ~HRc44 (~HB420) (~HB240) ~HRc38 (~HB350) ~HRc44 (~HB420) (~HB220) (~HB180) (~HB240) ~HRc38 (~HB350) ~HRc44 (~HB420) (~HB240) ~HRc38 (~HB350) ~HRc44 (~HB420) (~HB220)
○ ◎ ◎ ◎ ◎ ○ ◎ ○ ◎
K N S K N S
Nodular cast iron / Pure and Free machining Pure Aluminum/ Aluminum 718 & 625 INCO / 718 Nodular cast iron / Pure and Free machining Pure Aluminum/ Aluminum 718 & 625 INCO / 718
Chilled cast iron / brass Bronze alloy Zinc Magnesium Waspaloy / Hastelloy / Inconel / Titanium Chilled cast iron / brass Bronze alloy Zinc Magnesium Waspaloy / Hastelloy / Inconel / Titanium
Meehanite iron / Ductile iron alloyed copper / Alloyed brass Aluminum alloy castings Invar / Monel / Incoloy A286 Meehanite iron / Ductile iron alloyed copper / Alloyed brass Aluminum alloy castings Invar / Monel / Incoloy A286
~HRc24 (~HB250) ~HRc24 (~HB250)
○ ○ ○ ○ ○ ◎ ○ ○ ○
396 • phone:+1-800-765-8665, Technical Support : 888-868-5988, www.yg1usa.com phone:+1-800-765-8665, Technical Support : 888-868-5988, www.yg1usa.com • 397