{"product_id":"korloy-thread-mill-american-un-unc-unf-unef-internal-stmhc","title":"Korloy Thread Mill American UN (UNC\/UNF\/UNEF) Internal STMHC","description":"\u003cp class=\"ps-intro\"\u003eSolid carbide thread mill for American UN internal threads (UNC, UNF, UNEF; ANSI B1.1-74, class 2B), helical flutes with thru-hole coolant.\u003c\/p\u003e\u003ch4 class=\"ps-h\"\u003eKey features\u003c\/h4\u003e\u003cul class=\"ps-feat\"\u003e\n\u003cli\u003eSolid carbide\u003c\/li\u003e\n\u003cli\u003eGrade PC9070M\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4 class=\"ps-h\"\u003eSpecifications\u003c\/h4\u003e\u003ctable class=\"ps-kv\"\u003e\u003ctbody\u003e\u003ctr\u003e\n\u003cth\u003eGrade\u003c\/th\u003e\n\u003ctd\u003ePC9070M\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003ctable class=\"ps-src\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC04035L07-I24UNC PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 1.5 x thread diameter | Thread UNC: No.10~24 | Thread UNF: 5\/16\",3\/8\"×24 | Thread UNEF: 9\/16\"~11\/16\"×24 | Pitch (tpi): 24 | Shank d (mm): 4 | D (mm): 3.58 | L (mm): 45 | l1 (mm): 7.4 | l2 (mm): 7.9 | Flutes: 3 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC06041L08-I24UNC PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 1.5 x thread diameter | Thread UNC: No.10~24 | Thread UNF: 5\/16\",3\/8\"×24 | Thread UNEF: 9\/16\"~11\/16\"×24 | Pitch (tpi): 24 | Shank d (mm): 6 | D (mm): 4.15 | L (mm): 57 | l1 (mm): 8.5 | l2 (mm): 9.0 | Flutes: 3 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC06048L09-I20UNC PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 1.5 x thread diameter | Thread UNC: 1\/4\"×20 | Thread UNF: 7\/16\",1\/2\"×20 | Thread UNEF: 3\/4\"~1\"×20 | Pitch (tpi): 20 | Shank d (mm): 6 | D (mm): 4.88 | L (mm): 57 | l1 (mm): 8.9 | l2 (mm): 9.5 | Flutes: 3 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC08061L11-I18UNC PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 1.5 x thread diameter | Thread UNC: 5\/16\"×18 | Thread UNF: 9\/16\",5\/8\"×18 | Thread UNEF: 11\/16\"~1 11\/16\"×18 | Pitch (tpi): 18 | Shank d (mm): 8 | D (mm): 6.15 | L (mm): 61 | l1 (mm): 11.3 | l2 (mm): 12.0 | Flutes: 3 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC08076L15-I16UNC PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 1.5 x thread diameter | Thread UNC: 3\/8\"×16 | Thread UNF: 3\/4\"×16 | Pitch (tpi): 16 | Shank d (mm): 8 | D (mm): 7.65 | L (mm): 61 | l1 (mm): 14.3 | l2 (mm): 15.1 | Flutes: 3 | Teeth: 9 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC10090L17-I14UNC PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 1.5 x thread diameter | Thread UNC: 7\/16\"×14 | Thread UNF: 7\/8\"×14 | Pitch (tpi): 14 | Shank d (mm): 10 | D (mm): 9.00 | L (mm): 73 | l1 (mm): 16.3 | l2 (mm): 17.2 | Flutes: 3 | Teeth: 9 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC12104L20-I13UNC PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 1.5 x thread diameter | Thread UNC: 1\/2\"×13 | Pitch (tpi): 13 | Shank d (mm): 12 | D (mm): 10.35 | L (mm): 73 | l1 (mm): 19.5 | l2 (mm): 20.5 | Flutes: 4 | Teeth: 10 | Bore dia. (mm): 10.8 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC12118L22-I12UNC PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 1.5 x thread diameter | Thread UNC: 9\/16\"×12 | Thread UNF: 1\"~1 1\/2\"×12 | Pitch (tpi): 12 | Shank d (mm): 12 | D (mm): 11.80 | L (mm): 73 | l1 (mm): 21.2 | l2 (mm): 22.2 | Flutes: 4 | Teeth: 10 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC04038L09-I32UNF PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 2 x thread diameter | Thread UNF: No.10~32 | Thread UNEF: No. 12~3\/8\"×32 | Pitch (tpi): 32 | Shank d (mm): 4 | D (mm): 3.80 | L (mm): 45 | l1 (mm): 9.5 | l2 (mm): 9.9 | Flutes: 3 | Teeth: 12 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC06044L11-I32UNEF PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 2 x thread diameter | Thread UNEF: No. 12~3\/8\"×32 | Pitch (tpi): 32 | Shank d (mm): 6 | D (mm): 4.40 | L (mm): 57 | l1 (mm): 11.1 | l2 (mm): 11.5 | Flutes: 3 | Teeth: 14 | Bore dia. (mm): 4.7 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC06043L11-I28UNF PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 2 x thread diameter | Thread UNF: No.12, 1\/4\"×28 | Thread UNEF: 7\/16\"; 1\/2\"×28 | Pitch (tpi): 28 | Shank d (mm): 6 | D (mm): 4.30 | L (mm): 57 | l1 (mm): 10.9 | l2 (mm): 11.3 | Flutes: 3 | Teeth: 12 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC06052L13-I28UNF PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 2 x thread diameter | Thread UNF: 1\/4\"×28 | Thread UNEF: 7\/16\"; 1\/2\"×28 | Pitch (tpi): 28 | Shank d (mm): 6 | D (mm): 5.15 | L (mm): 57 | l1 (mm): 12.7 | l2 (mm): 13.1 | Flutes: 3 | Teeth: 14 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC10099L22-I28UNEF PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 2 x thread diameter | Thread UNEF: 7\/16\"; 1\/2\"×28 | Pitch (tpi): 28 | Shank d (mm): 10 | D (mm): 9.90 | L (mm): 73 | l1 (mm): 21.8 | l2 (mm): 22.2 | Flutes: 3 | Teeth: 24 | Bore dia. (mm): 10.2 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC04035L10-I24UNC PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 2 x thread diameter | Thread UNC: No.10~24 | Thread UNF: 5\/16\", 3\/8\"×24 | Thread UNEF: 9\/16\"~11\/16\"×24 | Pitch (tpi): 24 | Shank d (mm): 4 | D (mm): 3.58 | L (mm): 45 | l1 (mm): 9.5 | l2 (mm): 10.0 | Flutes: 3 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC06041L11-I24UNC PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 2 x thread diameter | Thread UNC: No.12~24 | Thread UNF: 5\/16\", 3\/8\"×24 | Thread UNEF: 9\/16\"~11\/16\"×24 | Pitch (tpi): 24 | Shank d (mm): 6 | D (mm): 4.15 | L (mm): 57 | l1 (mm): 10.6 | l2 (mm): 11.1 | Flutes: 3 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC08066L16-I24UNF PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 2 x thread diameter | Thread UNF: 5\/16\", 3\/8\"×24 | Thread UNEF: 9\/16\"~11\/16\"×24 | Pitch (tpi): 24 | Shank d (mm): 8 | D (mm): 6.68 | L (mm): 61 | l1 (mm): 15.9 | l2 (mm): 16.4 | Flutes: 3 | Teeth: 15 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC10082L19-I24UNF PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 2 x thread diameter | Thread UNF: 3\/8\"×24 | Thread UNEF: 9\/16\"~11\/16\"×24 | Pitch (tpi): 24 | Shank d (mm): 10 | D (mm): 8.20 | L (mm): 73 | l1 (mm): 19.0 | l2 (mm): 19.6 | Flutes: 3 | Teeth: 18 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC14129L29-I24UNEF PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 2 x thread diameter | Thread UNEF: 9\/16\"~11\/16\"×24 | Pitch (tpi): 24 | Shank d (mm): 14 | D (mm): 12.90 | L (mm): 92 | l1 (mm): 28.6 | l2 (mm): 29.1 | Flutes: 4 | Teeth: 27 | Bore dia. (mm): 13.2 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC06048L13-I20UNC PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 2 x thread diameter | Thread UNC: 1\/4\"×20 | Thread UNF: 7\/16\", 1\/2\"×20 | Thread UNEF: 3\/4\"~1\"×20 | Pitch (tpi): 20 | Shank d (mm): 6 | D (mm): 4.88 | L (mm): 57 | l1 (mm): 12.7 | l2 (mm): 13.3 | Flutes: 3 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC10096L22-I20UNF PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 2 x thread diameter | Thread UNF: 7\/16\", 1\/2\"×20 | Thread UNEF: 3\/4\"~1\"×20 | Pitch (tpi): 20 | Shank d (mm): 10 | D (mm): 9.60 | L (mm): 73 | l1 (mm): 21.6 | l2 (mm): 22.2 | Flutes: 3 | Teeth: 17 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC12111L26-I20UNF PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 2 x thread diameter | Thread UNF: 1\/2\"×20 | Thread UNEF: 3\/4\"~1\"×20 | Pitch (tpi): 20 | Shank d (mm): 12 | D (mm): 11.10 | L (mm): 80 | l1 (mm): 25.4 | l2 (mm): 26.0 | Flutes: 3 | Teeth: 20 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC18174L38-I20UNEF PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 2 x thread diameter | Thread UNEF: 3\/4\"~1\"×20 | Pitch (tpi): 20 | Shank d (mm): 18 | D (mm): 17.40 | L (mm): 102 | l1 (mm): 38.1 | l2 (mm): 38.7 | Flutes: 4 | Teeth: 30 | Bore dia. (mm): 17.8 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC08061L16-I18UNC PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 2 x thread diameter | Thread UNC: 5\/16\"×18 | Thread UNF: 9\/16\", 5\/8\"×18 | Thread UNEF: 11\/16\"~1 11\/16\"×18 | Pitch (tpi): 18 | Shank d (mm): 8 | D (mm): 6.15 | L (mm): 61 | l1 (mm): 15.5 | l2 (mm): 16.2 | Flutes: 3 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC14125L28-I18UNF PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 2 x thread diameter | Thread UNF: 9\/16\", 5\/8\"×18 | Thread UNEF: 11\/16\"~1 11\/16\"×18 | Pitch (tpi): 18 | Shank d (mm): 14 | D (mm): 12.50 | L (mm): 92 | l1 (mm): 28.2 | l2 (mm): 28.9 | Flutes: 4 | Teeth: 20 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC16141L31-I18UNF PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 2 x thread diameter | Thread UNF: 5\/8\"×18 | Thread UNEF: 11\/16\"~1 11\/16\"×18 | Pitch (tpi): 18 | Shank d (mm): 16 | D (mm): 14.10 | L (mm): 92 | l1 (mm): 31.0 | l2 (mm): 31.7 | Flutes: 4 | Teeth: 22 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC08076L19-I16UNC PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 2 x thread diameter | Thread UNC: 3\/8\"×16 | Thread UNF: 3\/4\"×16 | Pitch (tpi): 16 | Shank d (mm): 8 | D (mm): 7.65 | L (mm): 61 | l1 (mm): 19.0 | l2 (mm): 19.8 | Flutes: 3 | Teeth: 12 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC18170L38-I16UNF PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 2 x thread diameter | Thread UNF: 3\/4\"×16 | Pitch (tpi): 16 | Shank d (mm): 18 | D (mm): 17.00 | L (mm): 102 | l1 (mm): 38.1 | l2 (mm): 38.8 | Flutes: 4 | Teeth: 24 | Bore dia. (mm): 17.5 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC10090L22-I14UNC PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 2 x thread diameter | Thread UNC: 7\/16\"×14 | Thread UNF: 7\/8\"×14 | Pitch (tpi): 14 | Shank d (mm): 10 | D (mm): 9.00 | L (mm): 73 | l1 (mm): 21.8 | l2 (mm): 22.7 | Flutes: 3 | Teeth: 12 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC20199L44-I14UNF PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 2 x thread diameter | Thread UNF: 7\/8\"×14 | Pitch (tpi): 14 | Shank d (mm): 20 | D (mm): 19.90 | L (mm): 102 | l1 (mm): 43.5 | l2 (mm): 44.4 | Flutes: 4 | Teeth: 24 | Bore dia. (mm): 20.5 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC12104L26-I13UNC PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 2 x thread diameter | Thread UNC: 1\/2\"×13 | Pitch (tpi): 13 | Shank d (mm): 12 | D (mm): 10.35 | L (mm): 80 | l1 (mm): 25.4 | l2 (mm): 26.4 | Flutes: 4 | Teeth: 13 | Bore dia. (mm): 10.8 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC12118L28-I12UNC PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 2 x thread diameter | Thread UNC: 9\/16\"×12 | Thread UNF: 1\"~1 1\/2\"×12 | Pitch (tpi): 12 | Shank d (mm): 12 | D (mm): 11.80 | L (mm): 80 | l1 (mm): 27.5 | l2 (mm): 28.6 | Flutes: 4 | Teeth: 13 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC20199L51-I12UNF PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 2 x thread diameter | Thread UNF: 1\"~1 1\/2\"×12 | Pitch (tpi): 12 | Shank d (mm): 20 | D (mm): 19.90 | L (mm): 102 | l1 (mm): 50.8 | l2 (mm): 51.9 | Flutes: 4 | Teeth: 24 | Bore dia. (mm): 23.5 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC14131L33-I11UNC PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 2 x thread diameter | Thread UNC: 5\/8\"×11 | Pitch (tpi): 11 | Shank d (mm): 14 | D (mm): 13.10 | L (mm): 92 | l1 (mm): 32.3 | l2 (mm): 33.5 | Flutes: 4 | Teeth: 14 | Bore dia. (mm): 13.5 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC16159L39-I10UNC PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 2 x thread diameter | Thread UNC: 3\/4\"×10 | Pitch (tpi): 10 | Shank d (mm): 16 | D (mm): 15.90 | L (mm): 92 | l1 (mm): 38.1 | l2 (mm): 39.4 | Flutes: 4 | Teeth: 15 | Bore dia. (mm): 16.5 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC20190L46-I9UNC PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 2 x thread diameter | Thread UNC: 7\/8\"×9 | Pitch (tpi): 9 | Shank d (mm): 20 | D (mm): 19.00 | L (mm): 102 | l1 (mm): 45.2 | l2 (mm): 46.6 | Flutes: 4 | Teeth: 16 | Bore dia. (mm): 19.5 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTMHC20199L52-I8UNC PC9070M\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eThread length: ≤ 2 x thread diameter | Thread UNC: 1\"×8 | Pitch (tpi): 8 | Shank d (mm): 20 | D (mm): 19.90 | L (mm): 102 | l1 (mm): 50.8 | l2 (mm): 52.4 | Flutes: 4 | Teeth: 16 | Bore dia. (mm): 22.0 | Grade: PC9070M | Stock: No mark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"Korloy","offers":[{"title":"Default Title","offer_id":67495148880162,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/prosourcemro.com\/products\/korloy-thread-mill-american-un-unc-unf-unef-internal-stmhc","provider":"ProSource MRO","version":"1.0","type":"link"}