◆公制细牙螺纹 螺纹底孔直径
螺纹 钻头直径 ASP60C Carbide 0.75 0.75 0.85 0.85 0.95 0.95 0.10 0.10 1.25 1.30 1.35 1.40 1.45 1.50 1.60 1.65 1.75 1.80 1.90 1.95 2.10 2.15 2.15 2.20 2.50 2.55 2.90 2.95 3.3 3.4 3.8 3.9 4.2 4.3 5.0 5.1 6.0 6.1 6.8 6.9 7.8 7.9 8.5 8.7 9.5 9.7 10.3 10.5 12.0 12.2 14.0 14.2 15.5 15.7 17.5 17.7 19.5 19.7 21.0 — 24.0 — 螺纹代号 钻头直径 钻头直径 ASP60C Carbide 螺纹代号 ASP60C Carbide —螺纹代号 AM1.0*0.2 0.80 0.80 M24*1.5 22.5 — No.1-UNC M1.1*0.2 0.90 0.90 M24*1.0 23.0 — No.2-56UNC M1.2*0.2 1.00 1.00 M25*2.0 23.0 — No.3-48UNC M1.4*0.2 1.20 1.20 M25*1.5 23.5 — No.4-40UNC M1.6*0.2 1.40 1.40 M25*1.0 24.0 — No.5-40UNC M1.8*0.2 1.60 1.60 M26*1.5 24.5 — No.6-32UNC M2.0*0.25 1.75 1.75 M27*2.0 25.0 — No.8-32UNC M2.2*0.25 1.95 2.00 M27*1.5 25.5 — No.10-24UNC M2.5*0.35 2.20 2.20 M27*1.0 26.0 — No.12-24UNC M3.0*0.35 2.70 2.70 M28*2.0 26.0 — 1/4-20UNC M3.5*0.35 3.20 3.20 M28*1.5 26.5 — 5/16-18UNC M4.0*0.5 3.50 3.55 M28*1.0 27.0 — 3/8-16UNC M4.5*0.5 4.00 4.05 M30*3.0 27.0 — 7/16-14UNC M5.0*0.5 4.5 4.55 M30*2.0 28.0 — 1/2-13UNC M5.5*0.5 5.00 5.05 M30*1.5 28.5 — 9/16-12UNC M6.0*0.75 5.30 5.35 M30*1.0 29.0 — 5/8-11UNC M7.0*075 6.30 6.35 M32*2.0 30.0 — 3/4-10UNC M8.0*1.0 7.00 7.10 M32*1.5 30.5 — 7/8-9UNC M8.0*0.75 7.30 7.35 M33*3.0 30.0 — 1-8UNC M9.0*1.0 8.00 8.10 M33*2.0 31.0 — 11/8-7UNC M9.0*0.75 8.30 8.35 M33*1.5 31.5 — M10.0*1.25 880 8.90 M35*1.5 33.5 — 螺纹代号 AM10.0*1.0 9.00 9.10 M36*3.0 33.0 — No.0-80UNF M10.0*0.75 9.30 9.35 M36*2.0 34.0 — No.1-72UNF M11.0*1.0 10.0 10.1 M36*1.5 34.5 — No.2-UNF M11.0*0.75 10.3 10.3 M38*1.5 36.5 — No.3-56UNF M12.0*1.5 10.5 10.7 M39*3.0 36.0 — No.4-48UNF M12.0*1.25 10.8 10.9 M39*2.0 37.0 — No.5-44UNF M12.0*1.0 11.0 11.1 M39*1.5 37.5 — No.6-40UNF M14.0*1.5 12.5 12.7 M40*3.0 37.0 — No.8-36UNF M14.0*1.0 13.0 13.1 M40*2.0 38.0 — No.10-32UNF M15.0*1.5 13.5 13.7 M40*1.5 38.5 — No.12-28UNF 5 26.5 29.5 32.0 35.0 37.5 40.5 43.0 — — — — — — — M15.0*1.0 M16.0*1.5 M16.0*1.0 M17.0*1.5 M17.0*1.0 M18.0*2.0 M18.0*1.5 M18.0*1.0 M20*2.0 M20*1.5 M20*1.0 M20*1.0 M22*1.5 M22*1.0 M24*2.0 14.0 14.5 15.0 15.5 16.0 16.0 16.5 17.0 18.0 18.5 19.0 20.0 20.58 21.0 22.0 14.1 14.7 15.1 15.7 16.1 16.3 16.7 17.1 18.8 18.7 19.1 — — — — M42*4.0 M42*3.0 M42*2.0 M42*1.5 M45*4.0 M45*3.0 M45*2.0 M45*1.5 M48*4.0 M48*3.0 M48*2.0 M48*1.5 M50*3.0 M50*2.0 M50*1.5 38.0 39.0 40.0 40.5 41.0 42.0 43.0 43.5 44.0 45.0 46.0 465 47.0 48.0 48.5 — — — — — — — — — — — — — — — 1/4-28UNF 5/16-24UNF 3/8-24UNF 7/16-20UNF 1/2-20UNF 9/16-18UNF 5/8-18UNF 3/4-16UNF 7/8-14UNF 1-12UNF
